Add *getguildmember script command

its so frustrating that rathena already having this for month, but we don't have =/
https://github.com/rathena/rathena/commit/eba1539
Corrected SC_WARMER. Other cleanups

-Fixes bug 8044: http://hercules.ws/board/tracker/issue-8044-sorcerer-warmer/ TODO: Fix skill_unit_onout to work for skill_unit_timer_sub_onplace too.
- Cleaned some skill_unit_onout cases never reached.
- Removed icon for SC_WARMER.
Added option for song timers behaviour. Fixes bug 8265

- Fixes bug 8265: http://hercules.ws/board/tracker/issue-8265-bragis-poem-overlapped-20-seconds-effect/
- Added setting in /conf/battle/skill.conf song_timer_reset: switch between official behaviour (songs don't reset time from prior songs) or eathena (every song resets the timer)
Merge pull request #343 from csnv/aegissong

Added option for song timers behaviour. Fixes bug 8265
Update Mob Skill DB to Episode 14.2
This Update follow the Massive Renewal mob_db update. https://github.com/HerculesWS/Hercules/commit/0fadf384a80a25f1af712232d14a664848dbff88
Special thanks to Yommy
Merge pull request #335 from AnnieRuru/request_2

Add *getguildmember script command
Fixed songs, working with setting song_timer_reset: 0
Improved code readability
Merge pull request #346 from csnv/master

Fixed songs, working with setting song_timer_reset: 0
Update formula of Vulcan Arm, Flame Laucher and Cold Slower.
Add Hesperuslit formula effect.
Banding now count the caster.
Fix a bug with Lex Aeterna that not double the damage of Acid Demo. (bug:8098)
Update to official formula Reproduce skill.
Fix Mind Breaker Matk. (bug:8328)
Fix a map crash with Gentle Touch change. (bug:8326)

Special Thanks to Ind
Fix Soul Breaker not affect by Lex Aeterna (bug:7712)
Fix Throwing Mysterious Powder with Sling Item. Thanks to Rikter (bug:8333)
Fix SO_VACUUM_EXTREME moves target into the center of the skill. Bug 8330: http://hercules.ws/board/tracker/issue-8330-extreme-vacuum-skill-behavior/
Merge pull request #348 from csnv/somefixes

Fix SO_VACUUM_EXTREME moves target into the center of the skill. Bug 833...
This should finish to fix Status effect chance for renewal and pre-re(bug:8242)
Special Thanks to Playtester for all the information
Fixes taekwon mild wind skills on renewall. Bug 8234 http://hercules.ws/board/tracker/issue-8234-bug-tk-sevenwind/
Merge pull request #349 from csnv/somefixes

Fixes taekwon mild wind skill on renewall.
Restored flag 8 behaviour in status_change_start

- Fixes bug report http://hercules.ws/board/tracker/issue-8337-ankle-snare/?gopid=23533#entry23533
Merge pull request #352 from csnv/somefixes

Restored flag 8 behaviour in status_change_start
Storm Gust freeze chance is only 150% and not 300% (Thanks to Playtester)
Spiral Pierce should hitlock to 100% but not work on bosses (Thanks to Playtester)
Implemented the official formula for Potion Pitcher when used by monsters (Thanks to Playtester)
Golden Thief Bug card should not immune masquerades
Desperado should not be reflect by Shield Reflect (bug:7624)
HPM Hooks Update

Signed-off-by: HerculesWSAPI <Hercules@efficiently.awesome>