[automake] remove long time deprecated automake macros and variables which are removed finally in automake-1.13

Signed-off-by: Stephan Raue <stephan@openelec.tv>
fixed: system screensaver could kick in when playing video. We won't please everyone with this change but at least it brings somewhat the old behavior back without altering the registry.
Merge pull request #2068 from wsoltys/screensaver_workaround

fixed: system screensaver could kick in when playing video. We won't please everyone with this change but at least it brings somewhat the old behavior back without altering the registry.
[osx] - stop hammering the noidlesleep assertion - we only need to hold it once.
Send mute commands to players not using AE
[cec] physical address override was hidden on the pi. made it visible again
[AE/CA] - implement streamsilence flag (releases powermanagement assertion which is hold since lion even when holding a shared audio device open)
Add key mapping for the power button
Add support for sleep key in Linux
Move the Nyxboard sleep key mapping to the main keymap
Use key name not id in the Nyxboard mapping for F4
Merge pull request #2070 from sraue/automake-fixes

[automake] remove long time deprecated automake macros and variables whi...
[fix] only start service addon if there is no other instance running
[fix] stop service addon before attempting to uninstall/delete it
remove duplicate code in "CAddonDatabase::DisableAddon()"
[CoreAudioAE] Fix CFString copy function in CCoreAudioHardware::GetOutputDeviceName

Using UTF8 encoding might fail and return NULL. Instead we pass
CFStringGetSystemEncoding().
Merge pull request #2078 from tru/fix_ca_output_device_name

[CoreAudioAE] Fix CFString copy function in CCoreAudioHardware::GetOutputDeviceName
[fix] correctly handle service addon rollback process
check if hogPid was set before resetting it
Merge pull request #2079 from amet/hogpid

[osx] check if hogPid was set before resetting it