successful 700-thread load test on single core DigitalOcean server!
factoring out builder submission queue from webapp
changed webapp to use submission queue library

Removed the submission queue code from the webapp.
factored out support for webapps from JettyDaemon

This will allow use of JettyDaemon for applications where
there is no webapp: for example, a web service that is just
exposing some small number of servlets.
initial checkin of CloudCoderBuilderWebService project
various changes to allow the builder web service to run a servlet
factored out servlet utility classes/methods

This will allow them to be used by multiple projects.
change repo webapp to use web service util library
add c3p0 libs to repoapp WEB-INF/lib
add header comment, javadoc
fix default builder web service ctx path

Also, added config properties for builder web service
client username and password.  (For now, only one
client is assumed to exist.)
added doPost in BWS Submit servlet

Doesn't do much yet - just parses a JSON object out of the request.
extract field values from request data
Merge branch 'master' of github.com:cloudcoderdotorg/CloudCoder
CloudCoderAnalysis project requires diffutils jar