Added pictures to the RefDesigns section
Added stakeholders inter-relationships figure
Merge branch 'pictures'
Update definition of need 

added definition of need and modified definition of chronic pain
Merge branch 'master' of https://github.com/reinotsason/praxis
Fixed typo in citation
Updated sources
Fixed typos in citations
Updated definitions section
Italicized name of taxi course
Create sourcephil2

My sources 2. 
Merged in Phil's edits
Fixed .bib files, changed title to Request for Proposal.
Fixed typos in Definitions section
Fixed issues with Stakeholders section.

- Fixed typos
- Edited iTaxiworkers subsubsection for style
- Placed Additional stakeholders table into a table environment, added caption
Edited Design Philosophy for style and typos, added comment
Update Community edits 

fixed awkward breadwinner sentence, grammatical structure of pre-requesites and clarity of plates. 
Combining online changes and my off-line edits.
Merge remote-tracking branch 'origin/PhilEdit' into philmerge
Merged Phil's edits