ignore PyCharm artifacts
Initial tool chain specification.

some initial work setting up basic pyvmomi-tools and what they
can do for us.
fix virtual_machine_power_cycle sample description

Change in comments describing this sample.
ignore all .orig files

Do not check in .orig files
task extensions: periodic call back

Reimplements the power cycle sample using the tools extensions.
fix renamer.py to match new tasks.py
renamer.py remove cursor code

We actually don't use the cursor in this sample. The lambdas still demonstrate that the callbacks are called only on state transition.
alpha warning

Tell people the API may shift without warning.
find_all_by_name demonstrates finding a list

While it's unusual for multiple entities to share the same
name, demonstrates unrolling the generator.
Implement alternative techniques for dealing with tasks.
task polling

two different techniques for how to poll a task