fix scalariform version

fix version of scalariform to 1.2.1
1.0.x is unsupported by scala2.10 and sbt0.13
fix shebang to /bin/bash from /bin/sh

these shell scripts are written by bash syntax.
but, on a debian, /bin/sh is not linked to /bin/bash.
fix fails to detect sbt_path

fixed an issue that fails to detect the sbt_path, when sbt or brew are not installed.
Merge pull request #40 from kamekoopa/fix_scalariform_version

fix scalariform version
Merge pull request #41 from kamekoopa/skinny_sh_does_not_work_on_debian

fix shebang to /bin/bash from /bin/sh
Merge pull request #42 from kamekoopa/fix_sbt_path_detection

fix fails to detect sbt_path
Refactored skinny script
version 0.9.19

Special thanks to @tototoshi & @kamekoopa!

 - Disabled sbt-scalariform by default for Scala beginners
 - #36 DB migration for non-default db settings by @tototoshi
 - #37 Improved error when specifying unregistered connection pool by @tototoshi
 - #38 flash.get("notice") and flash.notice are inconsistent by @tototoshi
 - #40 Fixed sbt-scalariform failure on sbt 0.13.x by @kamekoopa
 - #41 & #42 Fixed skinny script doesn't work on Debian/Ubuntu by @kamekoopa
Merge branch 'release/0.9.19'
added mail dependencies
added MimeMessage wrapper
added SkinnyMailer
added SkinnyMailerSpec
Enabled ordering in Skinny ORM Finder/Querying APIs
added some useful methods
Merge branch 'develop' of https://github.com/skinny-framework/skinny-framework into develop
Merge branch 'develop' into mail
fixed scalariform
wipe out an exception
Added JSONFeature to provide handy JSON APIs