Hide our normal fields from page edit - access tab does the job from now on
Add access tab to view/edit page access
Markup and JS for access tab
More checks when getting access page

Parent of front page caused some problems...
Fixed management on front page and some warnings
Text modification
Added ellipsis
Merged master & resolved conflicts
Merge pull request #26 from apeisa/feature-access-tab

Access tab for showing/editing page access on page edit. Closes #11. Closes #21.