Add serializes for integer and float types
Don't use assertIsInstance (for pass py26); add failing checks
Fix tests for py26
Describing test case with POST "application/x-www-form-urlencoded"
Merge branch 'develop' of github.com:naskoro/eve into naskoro-develop
Revert "Describing test case with POST "application/x-www-form-urlencoded""

This reverts commit 8704b218a5a949ebc6c279369fb43d35cf8a609c.
Add serializes for integer and float types
Grisha K.
Merge branch 'naskoro-develop' into develop