steal bootstrap3's grid


git-svn-id: http://www.observium.org/svn/observer/trunk@4340 61d68cd4-352d-0410-923a-c4978735b2b8
couple of css fixes


git-svn-id: http://www.observium.org/svn/observer/trunk@4341 61d68cd4-352d-0410-923a-c4978735b2b8
fix remember me check variable for warning

git-svn-id: http://www.observium.org/svn/observer/trunk@4342 61d68cd4-352d-0410-923a-c4978735b2b8