fixing version number

Merge pull request #11 from lemire/dlemire/adding_visual_arm

Adding tests for ARM under visual studio.

Merge pull request #4 from mischathompson/master

Add bitset comparison functions: disjoint, intersect, contains all

Speeding up trim.

Removing duplicate

adding a trim function

New interface

Fixed typo

Adding a few count functions.

Adding restricts