Updated .gitignore for Linux, should be the same on BSDs and the like
Updated mainwindow.h to fix a typo
Merge pull request #2 from duckinator/quick-bugfixes

Some quick fixes
Added License file.
Added basic bookmark support, sidebar. Stylesheet styling of main UI. Initial Chrome extensions support (disabled). Fixed various cookiejar bugs.
Ported to Qt5. Fixed various cookiejar errors. Refresh page using F5.