Merge pull request #137 from VirtualFlyBrain/master

Bringing up to date
Merge pull request #141 from VirtualFlyBrain/master

Bringing up to date
Bypassing BrowserCheck

See #145
Moved the google tag manager code

Has to appear just after <body> to keep google happy.
Adding ref id to title

to remove duplicate title issue on google if nothing else
Merge pull request #147 from VirtualFlyBrain/Dev-Server

Google code tweak plus browser check skip
adding google tag manager code
adding google tag manager code
adding google tag manager code
adding google tag manager code
adding google tag manager code
adding google tag manager code
improving keywords
Merge pull request #149 from VirtualFlyBrain/Dev-Server

General google tracking improvements
changed opening to be consistent

now opens in new tab as with other help pages
changed to be consistent
reverting style
tracking ontology views
overriding main page to GA
directly passing ontology terms to GA