fixed #621
Fixed #621
Fixed #621 : highlighted user name
Fixed #621 (removed tabs and trailing spaces)
fixed #635 : (Corrected Indentation & removed Unnecessary for loop)
fixed #621 : (Corrected Indentation)
fixed #621 : (Corrected the issue no in commit message which was wrong in previous commit)
fixed #621 : author [NB](read only)
fixed #621 : indentation for html
restyle author / readonly indicators in navbar
refactor author stuff into notebook_title
Merge branch 'pr/694' into develop

Conflicts:
	htdocs/js/rcloud_bundle.js
	htdocs/js/rcloud_bundle.min.js
	htdocs/js/ui/configure_readonly.js