Added some script commands: addspiritball, delspiritball, and countspiritball

Signed-off-by: Cahyadi Ramadhan Togihon <house.bad@gmail.com>
* Some little follow up of addspiritball, delspiritball, & countspiritball

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
* Fixed addspiritball script command
* Fixed delspiritball script command
* Add some documentaion for pc_addspiritball and pc_delspiritball

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
Merge branch 'rathena/master'
wrong comment for 'countspiritball'

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
Merge branch 'rathena/master'
Merge branch 'rathena/master'
Merge remote-tracking branch 'rathena/master'
Merge branch 'rathena/master'
Merge branch 'rathena/master'

Conflicts:
	src/map/script.c
Merge branch 'rathena/master'
Merge branch 'rathena/master'
Follow up fd063a8, changed SC_ALL_RIDING enum

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
Follow up fd063a8 bugreport:8576. Added sc check itself before using sc->data[SC_ALL_RIDING], http://rathena.org/board/tracker/issue-8576-loyal-pets-causing-map-server-to-crash/

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
Added 'preg_match' script command to match regular expressions.
The command is only available if the PCRE library is installed.

Updated indefinite articles in Global_Functions with regex. (credits: Kaivosukeltaja/php-indefinite-article/863f1d5)

Signed-off-by: Euphy <euphy.raliel@rathena.org>
Added a sample instancing script.
A few authorship fixes in sample scripts.

Signed-off-by: Euphy <euphy.raliel@rathena.org>
Updated item groups and little addition on src documentation

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
Added "Merry Badger" NPC to iRO Eden, and other tweaks. (credits: @SkittleNugget, pull #44)
Follow-up 957f495: 'preg_match' will still be compiled for users with PCRE disabled. (tid:92024)

Signed-off-by: Euphy <euphy.raliel@rathena.org>
Follow up Autotrade Persistency, also as fix of bugreport:8572 http://rathena.org/board/tracker/issue-8572-vendingc/

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>
* Fixed DB Import that not being read some imported files. bugreport:8543 http://rathena.org/board/tracker/issue-8543-import-folder-nolonger-working/
* Fixed packet_db always be 45. bugreport:8487 http://rathena.org/board/tracker/issue-8487-packet-version-is-always-45-for-map-server/
* Follow up 46ca940

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>