Merge pull request #547 from asmaloney/fix_potential_crashes

Fix potential crashes

Engine/source/T3D/shapeBase.cpp

@@ -3303,9 +3303,9 @@ void ShapeBase::unpackUpdate(NetConnection *con, BitStream *stream)
             image.triggerDown = stream->readFlag();
             image.altTriggerDown = stream->readFlag();
 
-            for (U32 i=0; i<ShapeBaseImageData::MaxGenericTriggers; ++i)
+            for (U32 j=0; j<ShapeBaseImageData::MaxGenericTriggers; ++j)
             {
-               image.genericTrigger[i] = stream->readFlag();
+               image.genericTrigger[j] = stream->readFlag();
             }
 
             int count = stream->readInt(3);

Engine/source/core/util/path.cpp

@@ -408,7 +408,7 @@ String Path::getDirectory(U32 count) const
 
    U32 end = offset;
 
-   while (mPath[end] != '/' && end < mPath.length())
+   while (end < mPath.length() && mPath[end] != '/')
       end++;
 
    return mPath.substr(offset,end - offset);

Engine/source/gfx/gfxDrawUtil.cpp

@@ -183,7 +183,7 @@ U32 GFXDrawUtil::drawTextN( GFont *font, const Point2I &ptDraw, const UTF16 *in_
 
    U32 i;
    UTF16 c;   
-   for(i = 0, c = in_string[i]; in_string[i] && i < n; i++, c = in_string[i])
+   for (i = 0, c = in_string[i]; i < n && in_string[i]; i++, c = in_string[i])
    {
       switch(c)
       {
@@ -445,7 +445,7 @@ void GFXDrawUtil::drawRect( const Point2F &upperLeft, const Point2F &lowerRight,
    // Into Triangle-Strip Outline
    //               v0-----------v2
    //               | a         x |
-   //					  |  v1-----v3  |
+   //               |  v1-----v3  |
    //               |   |     |   |
    //               |  v7-----v5  |
    //               | x         b |
@@ -512,7 +512,7 @@ void GFXDrawUtil::drawRectFill( const Point2F &upperLeft, const Point2F &lowerRi
    // Into Quad
    //               v0---------v1
    //               | a       x |
-   //					  |           |
+   //               |           |
    //               | x       b |
    //               v2---------v3
    //