adds configuration options for ziplists
  * zset_max_ziplist_entries
  * zset_max_ziplist_value
  * hash_max_ziplist_entries
  * hash_max_ziplist_value
allows custom package name
create pid directory and ensure propper ownership
allows dst_dir to be configurable when installing custom package
and removes logic from template
Merge pull request #36 from howaboutwe/master

Changes for pid directory creation, custom package, new configuration options and dst_dir control