Apps page using local navigation. Refs #357
Fix minor error on class for apps. Refs #357
Local navigation added to apps section. Refs #357

This commit include several changes into the layout for the application navigation.

The commit adds a left local navigation bar giving a set of options for the users.
Docs for the new layout. Refs #357
Show in Global Navigation which page is active. Refs #357
Title for all applications pages fixed. Refs #357
User profile now uses local navigation. Refs #357
Merge pull request #382 from PyBossa/issue-357-local-navigation

Issue 357 local navigation