Fold embed_image macro to base templates that is applicable.

DETAILS:
1. Fold embed_image macro to base templates that is applicable.
2. Added better .gitignores.
3. Removed all the Hyde text plugins as it won't work in Paginator pages
and doesn't provide much value.
4. Cleaned up some unused meta configurations.
Updated Fabric file.
Removed fabfile and have hyde handle the publishing instead :).