adding DoubleToStringKernelTemplateTest Normal/StringBuilder.

The StringBuilder version works while the normal string addition
from Java source does not.
adding support for thread_id, block_dim and grid_dim on cpu
Add native Integer.toString(int) and Long.toString(long)
fixing up last commit
adding passing GpuParametersTest
Merge branch 'master' of git://github.com/pcpratts/rootbeer1

Conflicts:
	src/org/trifort/rootbeer/generate/opencl/GarbageCollector.c