-Follow up r17065 
--removing useless check on skill_id
--fix few broken atcommand due to failed sscanf
-Change skill_amotion_leniency as pointed out on tid:76492 so amotion delay wont be twice by default, (also increase intervall if you do want higher acd)

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17072 54d463be-8e91-2dee-dedb-b68131a5f0ec
Reverted r17070 XD.(bugreport:7094)

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@17073 54d463be-8e91-2dee-dedb-b68131a5f0ec