add .gitignore
add lastest scht version

+ unitxt\unitxt_j_scht.txt
  last updated : 2013 april / easter event
+ shop\unitxt_shop_j_scht.txt
  last updated : 2010 august
add old english version from 2007's jp-en patch

+ unitxt\unitxt_j_e.txt
  last updated : 2005 april
+ shop\unitxt_shop_j_e.txt
  last updated : 2007 march
add lacking entries to english ver
fix changed items' names in english ver

* amps
* merges
* scht jacket
* music disks
* anti dark ring / anti light ring
fix typos and wrong item names in english ver