New test added to handle previous oversight: call to query with no values should not be reparameterized.

Signed-off-by: Bjorn Westergard <bjornwestergard@Bjorns-MacBook-Pro.local>
Fixed monkeypatching dispatch logic. Asserting undefined for values not passed in in related test.

Signed-off-by: Bjorn Westergard <bjornwestergard@Bjorns-MacBook-Pro.local>
Removed superfluous header in README, major version increment to reflect fix of critical bug.

Signed-off-by: Bjorn Westergard <bjornwestergard@Bjorns-MacBook-Pro.local>
Merge pull request #1 from apechimp/underscore-in-key-support

Underscore in key support