Merge pull request #1 from elangenhan/master

updated .gitignore
Merge branch 'master' of https://github.com/elangenhan/bs
Merge https://github.com/elangenhan/bs
Update .gitignore
Merge https://github.com/elangenhan/bs into be
Berk's commits
update
Add test files for Presentation
Merge https://github.com/elangenhan/bs
resize images for pdf output
Merge pull request #2 from sdaros/master

pull from sdaros