Removed crypto dependency from salt.cloud.

It doesn't seem to be available from pip anymore, and may not be
a real dependency. Salt-cloud certainly seems to work fine without
it.

salt/cloud.sls

@@ -10,11 +10,6 @@ pycrypto:
     - require:
       - pkg: python-pip
 
-crypto:
-  pip.installed:
-    - require:
-      - pkg: python-pip
-
 apache-libcloud:
   pip.installed:
     - require:
@@ -26,7 +21,6 @@ salt-cloud:
     - require:
       - pip: apache-libcloud
       - pip: pycrypto
-      - pip: crypto
 
 {% for folder in cloud['folders'] %}
 {{ folder }}: