fixxed typo
renamed parameters with correct bundle prefix
added gruntEnvVars string to process call
added configuration builder
set the config vars for container
updated the README configuration part
fixxed prefix in service definition
removed config parameters in services.yml
moved grunt_env_vars to top and rename it. added env_vars_string var
removed variable set
better command calls with binary_env_vars_string and logging of the command
rename grunt_env_vars/grunt_env_vars_string to binary_env_vars/grunt_env_vars_string
changed default value in docs
use root instead of web directory
renamed var names for root instead of web directory
better exceptions with full qualified class name
better class name in logging and exceptions
Merge pull request #1 from OskarStark/master

configuration and validation added