The result is now given as pure integer.

DESCRIPTION:
- The result is now given in pure integer, this has been changed in order to reduce the time needed to pack the integer as hex characters.
- Added support for String Objects.

Signed-off-by: dozoisch <hugo@dozoisch.com>
Added Benchmarks

DESCRIPTION:
- Added a benchmark script with 2 other libraries
- Added some use case for String objects
- Added tests for string Objects
- Bumped to 0.4.0

Signed-off-by: dozoisch <hugo@dozoisch.com>