Adds support for NSArray parameters to YapDatabaseQuery

Example:
[YapDatabaseQuery queryWithFormat:@"WHERE col IN (?)", anArray];

- Adds unit tests for YapDatabaseQuery
- Adds new unit test for YapDatabaseSecondaryIndex since it makes use of YapDatabaseQuery

Addresses issue #119
Improving benchmarking code to test readOnly transaction overhead when using a longLivedReadTransaction
The permittedTransactions API was really only meant for debugging. Using a macro to allow it to be disabled.
Merge pull request #120 from Tundaware/119-nsarray-query-parameters

Adds support for NSArray parameters to YapDatabaseQuery
Merge pull request #121 from mackross/master

Imports required for dynamic framework.
Updating podspec