Added -a parameter, for avoiding MySQL dup error when adding new dashboards
Better README
Bump to 0.2.5 in gemspec
Merge branch 'feature/add_new' into develop
Moved database details to Hash
Replaced strings by symbols in class Collectd
Removed string concat where it is not needed
Extended networking settings in gendash.conf for adding packets/s
Merge branch 'release/0.2.5'