Configuration secrets

As discussed in http://flexget.com/ticket/2523
Plugin mode
manager.py fixed
Update to reflect inclusion of newpct1 domain

- Detect newpct1 url as re-writable.
- Switched to regular expressions to simplify.
- Minor logic changes to save code.
Merge pull request #277 from kabracity/patch-1

Update to reflect inclusion of newpct1 domain
Merge commit '7a51a5593aff01c47b7436cb50f3ee9d2a5d0b46'
Merge commit '21489ba3ead1864dc65d05026b8810ec210b0e13'
Update emit_series.py

Sequences are documented with leading zeros, but emit_series does not emit any of those.
Merge commit 'd53e59b75e81abff0f794b723e1c9df76f6d8f39'
Merge commit 'd1d33525b23c38701bb70dbc20b359306206cd9f'
Merge commit '8d8fd488fd4c129926c220f77de2cb60c2a8cbf0'
Merge commit '774dd237b4524c5a0f8f7e47273396287b72734c'
Merge commit '9651543d25ace9330a3c2ae470ce91f327f8076d'
Merge commit 'b779ed6c9b19decfb215e8162923d72c31b5cbbb'
Merge commit '4ee26f6701a422f974ba1fe85f3e4015de17474f'
Merge pull request #298 from mirilex/patch-2

Update emit_series.py
Fix some issues with nyaa search
Add content_filename to transmission plugin.

Add content_filename to transmission plugin, mimics the behavior of deluge plugin.
Tested with:
-Transmission 2.84
-TransmissionRPC 0.11
Add a log message when changing log verbosity. refs #2660
Fix for kat searches sometimes failing

For example when search query contains `-`, Kat strips it and redirects to a new search URL with HTTP return code 301.
This is probably better way to fix than hardcoding any acceptable characters.