replace tabs to spaces and fix indents at public/stylesheets/jstoolbar.css
replace tabs to spaces at public/stylesheets/scm.css
code layout clean up of app/views/repositories/_dir_list_content.html.erb
Reverted r7628.
Filter out illegal values to prevent raise of PostgreSQL exceptions, restored last test part removed with r7625 (#8371).
Restored valid test part removed with r7625 (#8371).
Removed debugging purpose command.
Removed test part failing with PostgreSQL (#8371).
Fixed shot filter expression parsing depending upon field operators (#8371).
Update styles (#4264).