Use ttf2eot instead of mkeot for IE7 support - closes endtwist/fontcustom#36
Bump version to v0.1.2.1
Add -t flag to pass in a path to the CSS template

Added the [--template <absolute path to template>] and
[--t <absolute path to template>] flags to `fontcustom compile` to allow
for overriding of the default CSS template file.
Bump version to v0.1.2.2