diff --git a/config.py b/config.py
index fb0e93eff..382ee6e1b 100644
--- a/config.py
+++ b/config.py
@@ -20,10 +20,10 @@ saveInRoot = False
 logLevel = logging.DEBUG
 
 # Version data
-version = "1.12.1"
+version = "1.13.3"
 tag = "git"
-expansionName = "Singularity"
-expansionVersion = "910808"
+expansionName = "Aegis"
+expansionVersion = "1.0"
 evemonMinVersion = "4081"
 
 pyfaPath = None
@@ -32,6 +32,7 @@ staticPath = None
 saveDB = None
 gameDB = None
 
+
 class StreamToLogger(object):
    """
    Fake file-like stream object that redirects writes to a logger instance.
@@ -46,6 +47,9 @@ class StreamToLogger(object):
       for line in buf.rstrip().splitlines():
          self.logger.log(self.log_level, line.rstrip())
 
+def __createDirs(path):
+    if not os.path.exists(path):
+        os.makedirs(path)
 
 def defPaths():
     global pyfaPath
@@ -72,6 +76,8 @@ def defPaths():
             savePath = unicode(os.path.expanduser(os.path.join("~", ".pyfa")),
                                sys.getfilesystemencoding())
 
+    __createDirs(savePath)
+
     format = '%(asctime)s %(name)-24s %(levelname)-8s %(message)s'
     logging.basicConfig(format=format, level=logLevel)
     handler = logging.handlers.RotatingFileHandler(os.path.join(savePath, "log.txt"), maxBytes=1000000, backupCount=3)
diff --git a/eos/db/saveddata/queries.py b/eos/db/saveddata/queries.py
index fe4f0310c..b71f6b98a 100644
--- a/eos/db/saveddata/queries.py
+++ b/eos/db/saveddata/queries.py
@@ -186,7 +186,7 @@ def getFit(lookfor, eager=None):
     else:
         raise TypeError("Need integer as argument")
 
-    if fit.isInvalid:
+    if fit and fit.isInvalid:
         with sd_lock:
             removeInvalid([fit])
         return None
diff --git a/eos/effectHandlerHelpers.py b/eos/effectHandlerHelpers.py
index fee65fad0..40349f467 100644
--- a/eos/effectHandlerHelpers.py
+++ b/eos/effectHandlerHelpers.py
@@ -17,7 +17,7 @@
 # along with eos.  If not, see <http://www.gnu.org/licenses/>.
 #===============================================================================
 
-from sqlalchemy.orm.attributes import flag_modified
+#from sqlalchemy.orm.attributes import flag_modified
 import eos.db
 import eos.types
 import logging
@@ -107,7 +107,10 @@ class HandledList(list):
 
     def remove(self, thing):
         # We must flag it as modified, otherwise it not be removed from the database
-        flag_modified(thing, "itemID")
+        # @todo: flag_modified isn't in os x skel. need to rebuild to include
+        #flag_modified(thing, "itemID")
+        if thing.isInvalid:  # see GH issue #324
+            thing.itemID = 0
         list.remove(self, thing)
 
 class HandledModuleList(HandledList):
@@ -189,6 +192,7 @@ class HandledImplantBoosterList(HandledList):
         oldObj = next((m for m in self if m.slot == thing.slot), None)
         if oldObj:
             logging.info("Slot %d occupied with %s, replacing with %s", thing.slot, oldObj.item.name, thing.item.name)
+            oldObj.itemID = 0  # hack to remove from DB. See GH issue #324
             self.remove(oldObj)
 
         HandledList.append(self, thing)
diff --git a/eos/saveddata/fit.py b/eos/saveddata/fit.py
index 2ded319b7..3048b1702 100644
--- a/eos/saveddata/fit.py
+++ b/eos/saveddata/fit.py
@@ -98,6 +98,8 @@ class Fit(object):
             item = eos.db.getItem(self.modeID)
             # Don't need to verify if it's a proper item, as validateModeItem assures this
             self.__mode = self.ship.validateModeItem(item)
+        else:
+            self.__mode = self.ship.validateModeItem(None)
 
         self.build()
 
diff --git a/gui/builtinStatsViews/resistancesViewFull.py b/gui/builtinStatsViews/resistancesViewFull.py
index 9a1df251f..a35424335 100644
--- a/gui/builtinStatsViews/resistancesViewFull.py
+++ b/gui/builtinStatsViews/resistancesViewFull.py
@@ -197,8 +197,9 @@ class ResistancesViewFull(StatsView):
             lbl = getattr(self, "labelResistance%sEhp" % tankType.capitalize())
             if ehp is not None:
                 total += ehp[tankType]
+                rrFactor = fit.ehp[tankType] / fit.hp[tankType]
                 lbl.SetLabel(formatAmount(ehp[tankType], 3, 0, 9))
-                lbl.SetToolTip(wx.ToolTip("%s: %d" % (tankType.capitalize(), ehp[tankType])))
+                lbl.SetToolTip(wx.ToolTip("%s: %d\nResist Multiplier: x%.2f" % (tankType.capitalize(), ehp[tankType], rrFactor)))
             else:
                 lbl.SetLabel("0")
 
diff --git a/gui/builtinViewColumns/price.py b/gui/builtinViewColumns/price.py
index 17c7ade3c..c046a4b55 100644
--- a/gui/builtinViewColumns/price.py
+++ b/gui/builtinViewColumns/price.py
@@ -33,7 +33,7 @@ class Price(ViewColumn):
         self.imageId = fittingView.imageList.GetImageIndex("totalPrice_small", "icons")
 
     def getText(self, stuff):
-        if stuff.item is None:
+        if stuff.item is None or stuff.item.group.name == "Ship Modifiers":
             return ""
 
         sMkt = service.Market.getInstance()
diff --git a/scripts/icons_update.py b/scripts/icons_update.py
index ea44ca97c..c152f55be 100644
--- a/scripts/icons_update.py
+++ b/scripts/icons_update.py
@@ -165,6 +165,21 @@ for fname in os.listdir(export_dir):
     fnames.add(fname)
 
 
+def crop_image(img):
+    w, h = img.size
+    if h == w:
+        return img
+    normal = min(h, w)
+    diff_w = w - normal
+    diff_h = h - normal
+    crop_top = diff_h // 2
+    crop_bot = diff_h // 2 + diff_h % 2
+    crop_left = diff_w // 2
+    crop_right = diff_w // 2 + diff_w % 2
+    box = (crop_left, crop_top, w - crop_right, h - crop_bot)
+    return img.crop(box)
+
+
 def get_icon_file(request):
     """
     Get the iconFile field value and find proper
@@ -190,6 +205,7 @@ def get_icon_file(request):
     except KeyError:
         fullpath = sizes[max(sizes)]
         img = Image.open(fullpath)
+        img = crop_image(img)
         img.thumbnail(ICON_SIZE, Image.ANTIALIAS)
     else:
         img = Image.open(fullpath)
diff --git a/scripts/renders_update.py b/scripts/renders_update.py
index e57fd5486..dfe88e448 100644
--- a/scripts/renders_update.py
+++ b/scripts/renders_update.py
@@ -58,11 +58,27 @@ toupdate = existing.intersection(needed)
 toadd = needed.difference(existing)
 
 
+def crop_image(img):
+    w, h = img.size
+    if h == w:
+        return img
+    normal = min(h, w)
+    diff_w = w - normal
+    diff_h = h - normal
+    crop_top = diff_h // 2
+    crop_bot = diff_h // 2 + diff_h % 2
+    crop_left = diff_w // 2
+    crop_right = diff_w // 2 + diff_w % 2
+    box = (crop_left, crop_top, w - crop_right, h - crop_bot)
+    return img.crop(box)
+
+
 def get_render(type_id):
     fname = '{}.png'.format(type_id)
     fullpath = os.path.join(export_dir, fname)
     img = Image.open(fullpath)
     if img.size != RENDER_SIZE:
+        img = crop_image(img)
         img.thumbnail(RENDER_SIZE, Image.ANTIALIAS)
     return img
 
diff --git a/service/price.py b/service/price.py
index 78e3e289b..71858cf7c 100644
--- a/service/price.py
+++ b/service/price.py
@@ -52,7 +52,7 @@ class Price():
             item = eos.db.getItem(typeID)
             # We're not going to request items only with market group, as eve-central
             # doesn't provide any data for items not on the market
-            if item.marketGroupID:
+            if item is not None and item.marketGroupID:
                 toRequest.add(typeID)
 
         # Do not waste our time if all items are not on the market
diff --git a/staticdata/icons/icon107_12.png b/staticdata/icons/icon107_12.png
index 0b907587e..1bf43c7e2 100644
Binary files a/staticdata/icons/icon107_12.png and b/staticdata/icons/icon107_12.png differ
diff --git a/staticdata/icons/icon109_64_1.png b/staticdata/icons/icon109_64_1.png
index d1fa7dc82..7563b2257 100644
Binary files a/staticdata/icons/icon109_64_1.png and b/staticdata/icons/icon109_64_1.png differ
diff --git a/staticdata/icons/icon109_64_2.png b/staticdata/icons/icon109_64_2.png
index 876929af5..57d3548da 100644
Binary files a/staticdata/icons/icon109_64_2.png and b/staticdata/icons/icon109_64_2.png differ