Enable parallel tests.

Multiple tests were generating and removing test.log. This causes
race conditions and test failures when running parallel ctests.
Fix typo in hoomd_script
Merged in typo_fix (pull request #1)

Fix typo in hoomd_script
added van hove analyzer
track new analyzer
compiling now
added van hove tok module
don't divide by zero'
correctly computing the vh function now
rolling averages compiling
remove setR0, update python interface
corrected normalization
fixed indexing error. counting is hard
allow implicit precision changes in quat and vec3
Fix K=0 FENE bonds

These should not result in infinite forces
changed output format
started writing test
passing tests
updated doc
Merge branch 'van_hove' into next