update vs2010 files, we need to merge macros.h.
Currently We keep three copies
merge macros.h to common/macros.h
update vs2010 files
fix crash issue for too big packet size
Merge pull request #123 from licaiguo/update-vs2010-files

Update vs2010 files
Add more generated files to gitignore
Merge pull request #130 from mstorsjo/gitignore

Add more generated files to gitignore
Merge remote-tracking branch 'upstream/master' into travis.osx
Merge branch 'travis.osx' of https://github.com/ethanhugg/openh264 into travis.osx