Merge pull request phake#114 from willemstuursma/patch-1

Remove interface_exists() and class_exists() calls

Tag for faster Composer installs.

Well not an official release of Phake, tagging so those testing can get
a cached version.

Tagging v1.0.3

Tagging v1.0.2

Tagging v1.0.1

Tagging v1.0.0 FINAL!!!!!

Tagging release 1.0.0alpha6

Tagging version 1.0.0alpha5

Tagging version 1.0.0alpha4

tagging alpha 3