loosened the requirements for bullet package
dont build docs when building cross-compiler

The new version of texinfo isnt compatible with some documentation
in the version of gcc were using, which was preventing us from
building the cross-compiler.
Merge branch 'master' of github.com:RoboJackets/robocup-software
a couple comments in robot firmware
comments
Added a 'Documentation' section to the readme
improved doxygen config and began working on styling
dont ignore doxygen files in sublime project
did some work on documentation with doxygen
updated doc links
ignore generated docs in sublime
mainpage
embed image, dont link
organized diagrams/graphs

removed old graphs in doc/{behavior_tree, graphs}
added behavior_tree graph to the Gameplay doc page
more documentation

* main page
* SystemState
* OurRobot
removed unused MotionTarget.pathEnd
added an outline of how motion control currently works
some code cleanup
added vision diagram
added -freq entry to soccer usage