fix(alert): various alert fixes

- make the type optional (in this case only a default alert class is applied)
- remove the 'alert-block' from a template - it can still be added on the alert element if needed
- add replace:true
- uncomment a test
demo(*): Add related projects dropdown to menu
refact(alert): Simplify alert directive further
feat(pagination): add opportunity to localize pagination without template rewrite
fix(collapsible): fix transition and height issues

Closes #82 #94
feat(popover): add popover directive
chore(release): 0.1.0
docs(readme): update release instructions
chore(release): starting 0.1.1
Merge remote-tracking branch 'upstream/master'