complete review of page names, titles, flow and copy
changes header on startupdev page
Merge master
InstantClick is run only if _gaq of Google Analytics is defined
Fix InstantClick
based on https://github.com/Helabs/helabs.github.com/issues/320#issuecomment-38070468
Merge pull request #316 from Helabs/organizing_content

complete review of page names, titles, flow and copy