Fix regex for positional parameters

Update list of methods available (methods.v2.json)

Add requirements to setup.py

Remove '.cache'

Add manifest file to include README.md in package

Fix HTTP body none issue

Update API endpoint URLs

Bugfix: Only use OAuth client if it's actually set

Replace 'print' statement with call to logger

Allow passing parameters of type long when an int is expected.

The test, test_parameter_type_long, added in commit cde2a133, now passes.

Add a new test, test_parameter_type_long, which demonstrates that passing parameters of type long when an int is expected, causes an exception.

ERROR: test_parameter_type_long (test.test_core.CoreTests)
...
ValueError: Bad value for parameter limit of type 'int' - 5