new text for learn more
fixed front page on phone screen
refs #3752 - add db:seed instructions
refs #3347 - update rails console instructions
Remove Fedora 18 support
Add Debian plugin install instructions
Add minimum Puppet version for installer
Document RHSCL dependency
fixed link color github issue 143
add note about SLES templates
Merge pull request #142 from domcleal/wip-1.4

Some 1.4 doc tasks
Reviewed + edited text
Merge branch 'pr140' into gh-pages
Remove Puppet 3.4.x warning
Add Compute Profile docs/screenshots
Adding Libvirt chapter to Smart proxy
correct parameter description;
there is no submodules on repositories;
http:// in this section instead https://
force using 1.3 version;