Fixes bug where a new publication does not extend the desired expire time.

The old code only updated the desired_expires value when handling
a completely new PUBLISH request. This was not done when there is
a new state publication reusing an existing "presentity".
drouting: fix drc_table doc default value

(cherry picked from commit f25c8e1e520902fde023613cf86ef0cc675d0e32)
fixed doc avp names
Fixed bogus condition in GT, GTE, LT and LTE script tests.
Reported by dcb314 on GITHUB
Closing issue #146

(cherry picked from commit 96921f5f90919bdc3dc1a573bcb0c32899c65075)
Merge pull request #129 from dsandras/ds-pua-expires-refresh-fix

Fix bug where a new publication does not extend the desired expire time.
Merge pull request #135 from bat-modulis/master

Renamed permissions parameter 'from_col' to 'pattern_col'
(cherry picked from commit 10763008a99a48c0375f1a5bee32bb05231426b0)