update .gitignore, start getting rid of extra tracked files
Revert "update .gitignore, start getting rid of extra tracked files"

This reverts commit 4de665edd47c278411e7d24d4b2abdb608319c08.
add more to gitignore
Merge pull request #11 from pdxmele/master

update .gitignore so git doesn't think it needs to include _site , etc.