Initial directory structure.

git-svn-id: http://googletilecutter.googlecode.com/svn/trunk@1 c594a493-ec38-0410-a2e0-91e2d5152d13
Initial import

git-svn-id: http://googletilecutter.googlecode.com/svn/trunk@2 c594a493-ec38-0410-a2e0-91e2d5152d13
Added error message for missing file

git-svn-id: http://googletilecutter.googlecode.com/svn/trunk@3 c594a493-ec38-0410-a2e0-91e2d5152d13
Fixed bug where script would crash if no PNG compression found

git-svn-id: http://googletilecutter.googlecode.com/svn/trunk@4 c594a493-ec38-0410-a2e0-91e2d5152d13
Code restructuring; add dstdir option; cleanup for osx
Merge branch 'master' of github.com:cybertoast/googletilecutter