Merge pull request #20 from benniel/master

Indexing fix in Pleiades-Mongo interface
Single User Task Execution

Added an option to create a worker pool that only executes tasks for
a specific user.

Signed-off-by: Bennie Leonard <bennie.leonard@gmail.com>
Merge pull request #21 from benniel/PersonalTaskExecutor

Single User Task Execution
SingleUserSelector fix

Signed-off-by: Bennie Leonard <bennie.leonard@gmail.com>
Merge pull request #22 from benniel/PersonalTaskExecutor

SingleUserSelector fix
Merge branch 'rewrite'

Conflicts:
	src/main/java/net/pleiades/Distributor.java
	src/main/java/net/pleiades/simulations/selection/SimulationSelector.java
	src/main/java/net/pleiades/simulations/selection/UniformUserSelector.java
	src/main/java/net/pleiades/tasks/executor/TaskExecutor.java