Enable users to customize initial commands.

move initialCommands to the external file, init/init.scala.
Files under init/ are loaded when starting dbconsole.
Merge pull request #90 from tototoshi/develop

Fixed an error around quotation in install script.
Merge pull request #91 from tototoshi/enable-user-to-customize-initial-commands

Enable users to customize initial commands.
Fix #92: [dbconsole] profile selector should ignore comment line
Refactored
Merge pull request #93 from tototoshi/fix-92

Fix 92
Bumped sbt version to 0.12.2
1.4.7 release for Scala 2.9.3
Fixed #85 [library] Need an easier way to pass parameters in dynamic SQL about bindByName
Refactored thanks to @xuwei-k
Refactored tests
Added type compatibility between ResultName and PartialSubQueryResultNameProvider
Renamed
1.4.8-SNAPSHOT
Added DB.getAllTableNames()
Close default connection when ConnectionPool#close is called with no argument.
Merge pull request #95 from tototoshi/close-default-connection

Close default connection when ConnectionPool#close is called with no argument.