Update 002-What-support-is-available-to-marketplaces-that-integrate-with-your-platform?.md

update FAQ
Merge pull request #125 from nodesocket/master

Added CATEGORIES.MD, read it.
Update and rename 021-Does-Balanced-support-micro-transactions?.md to 021-Does-Balanced-support-microtransactions?.md

updated to remove hyphen from the work microtransaction
Added FAQ #10 to Developer FAQ
Merge pull request #124 from rserna2010/patch-20

Update 002-What-support-is-available-to-marketplaces-that-integrate-with...
Merge pull request #127 from rserna2010/patch-21

Update and rename 021-Does-Balanced-support-micro-transactions?.md to 02...
fix broken 'docs2' links
Merge pull request #135 from jrus/master

fix broken 'docs2' links
Add symfony2 bundle support
add twitter url
Merge pull request #136 from jeremymarc/patch-1

Add symfony2 bundle support
render scenarios from client submodules
patch in python client
Merge pull request #137 from rloomba/add-in-clients

render scenarios from clients submodules
Fix "mitigate the risks..." link

the link to the "mitigate the risks of running a marketplace" gittip issue was broken by a move of the repo from a specific user to the gittip organization. This fixes the URL.
Merge pull request #139 from woahdae/patch-1

Fix "mitigate the risks..." link
my changes
remove all warnings
merge from master
fix the overview and clean it up