Expand tabs to whitespace

git-svn-id: https://svn.code.sf.net/p/rubycocoa/svn/trunk/src@2463 f4f36d40-9719-0410-9868-dde021a23eda
Add .gitignore

git-svn-id: https://svn.code.sf.net/p/rubycocoa/svn/trunk/src@2464 f4f36d40-9719-0410-9868-dde021a23eda
Remove .cvsignore

git-svn-id: https://svn.code.sf.net/p/rubycocoa/svn/trunk/src@2465 f4f36d40-9719-0410-9868-dde021a23eda
Add tests/Makefile to svn:ignore

git-svn-id: https://svn.code.sf.net/p/rubycocoa/svn/trunk/src@2466 f4f36d40-9719-0410-9868-dde021a23eda