Merge pull request #12 from ABucin/master

Some JS tweaks.
First documentation draft.
Finalized chapter 1 of documentation.
Finalized chapter 2 of documentation.
Finalized chapters 3,4,5 of documentation.
Started work on non-functional requirements.
Added some minor details to the doc.
Updated docs
Added sysml diagrams
Added Requirements Prioritization.
Updated Requirements Prioritization
Added EasyB requirements.
Added message compose panel.
Fixed menu tabs content.
Added labels to emails.
Code cleanup for the menu.
Added some minor code for Settings page.
Migrated contacts and options to json files.