Use the configured paths for Porpel and Phing
Added PHP 5.6 and HHVM to travis.yml

I did also fix the build matrix
Add backquotes to protect field's names and table name during the dump command.
Use Propel::getDB() to find adapter using by  and use quoteIdentifier() from adapter to protect fieldnames and tablenames.
Fix possible `PDO Unknown database` error
This patches a possible `Unable to open PDO connection [wrapped: SQLSTATE[42000] [1049] Unknown database '<db_name>']` when the dsn is not ending with a `;`.
Related to #159
Merge pull request #289 from havvg/1.4

fix double period in package names
Propel default db should be a connection name, not an array of configuration
Merge pull request #296 from shane-l/fix-propel-default-connection

Propel default db should be a connection name, not an array of configuration
Merge pull request #283 from sanplomb/protect-fieldnames-tablename

Add backquotes to protect field's names and table name during the dump c...
Merge pull request #281 from Nyholm/patch-1

Added PHP 5.6 and HHVM to travis.yml
Merge pull request #278 from benja-M-1/fix/paths-from-config

Use the configured paths for Porpel and Phing
Merge pull request #276 from boekkooi/patch-1

Fix possible `PDO Unknown database` error
fix AbstractCommandTest avoiding SplFileInfo mocks