[FIX] Allow more paths in CFileUtils::RemoteAccessAllowed

As found by @Voyager1 there's some more path that should be allowed since they are used by addons or internally.
Perhaps more are needed, and perhaps a way to differentiate UPNP / Remote JSON / Addon JSON is needed.
[Python] Adds keyboard to dialog class, using all of Dialog().numeric() methods.

This does not eliminate xbmc.Keyboard() or Dialog().numeric. Those could be depreciated.
[win32] ping ; avoid log when no reply
Merge pull request #2629 from nuka1195/Branch_Python_Keyboard_to_Dialog

[Python] Adds keyboard to dialog class, using all of Dialog().numeric() methods.
Merge pull request #2862 from t4-ravenbird/ping-errmsg

[win32] ping ; avoid log when no reply
[win32] use MSBuild.exe or devenv.com (if available) in BuildSetup.bat to get verbose console output
[win32] cosmetic in BuildSetup.bat
[jenkins] - do the mingw build in a backgroundthread and echo "." on the foreground thread for giving continuous output to the jenkins slave - should fix the disconnect issue on win32 slave
Add #include guards for HAS_PYTHON

This fixes compile of Addon.cpp and Weather.cpp if HAS_PYTHON is not defined
Remove Python dialogs when compiling without Python

cherry-picked from https://github.com/plexinc/plex-home-theater-public/commit/f76df3e72
Retain type safety by using const_cast instead of C-style cast
Merge pull request #2868 from Montellese/win32_msbuild

[win32] make BuildSetup.bat et. al. more robust for jenkins builds
[depends] - bump mdnsresponder to 379.37
[zeroconf] - add new hostname field to the service class - its needed by mdns
[mdns] - fix service resolving when using mdns-embedded
- don't call our dnsresolver in the callback but try it in the zeroconf thread instead
- if that fails (as it does in some networks/platforms where gethostbyname doesn't resolve .local. domains) - fallback to the mdns resolver
[mdns] - enable zeroconfbrowser via mdnsembedded - as the browsing/service-resolveing issue is solved now
Merge pull request #2864 from Memphiz/mdns

[mdnsembedded] - fix zeroconfbrowser
jsonrpc: fix property values returned by Player.GetItem
jsonrpc: use "song" as default value for "type" property
cosmetics in CFileOperations