crash fix when reading a Bitmap requires too much memory
Merge pull request #360 from robUx4/oom_crash_fix

Crash fix when reading a Bitmap requires too much memory
Ion is now used for most HTTP access and picture cache in Plume
Merge pull request #363 from robUx4/plume_support

Ion is now used for most HTTP access and picture cache in Plume
Merge remote-tracking branch 'origin/master' into spdy