Release 0.8.8.1 2018-07-04

[Wally73]

Fixed:
   * Alpha/Charisma/Gamma/Gentele/Omicron templates for browsing groups.


0.8.8.0 2018-07-03
***NOTE*** After updating you may have to do `composer install && ./zed update nzedb` to get things
working again.
Changed:
   * Switched Group handling to use a model. Some functiionality is still handled by the old
    /nzedb/Groups class.
   * Removed 'releases' column from groups listing and browse group.
   * Updated Lithium framework to v1.2.
   * Removed support for simple_php_yenc_decode extension as it does not support PHP 7+.