add 1.2.6 docs and copy translations in common with 1.2.5
copy translations in common with 1.2.5. refs #414
translate added parts. refs #414
copy translation in common with 1.2.5. refs #415
translate updated parts. refs #415
copy translations in common with 1.2.5. refs #416
translate a added part. refs #416
copy translations in common with 1.2.5. refs #417
translate added parts. refs #417
copy translations in common with 1.2.5. refs #418
apply review comments of JavaGuide1.md to guide1.textile. refs #378
Merge branch '1.2.6' of github.com:garbagetown/playdocja into 1.2.6
fix typo. refs #287
apply the review comment of JavaGuide3.md to guide3.textile. refs #379
copy translations in common with 1.2.2. refs #422
translate updated parts. refs #422