add config backup task
add config backup task
add backup config files
add content getter, and extend getter to all classes which need to read config file
remove old config files
add new config files
add dependency configures
fix a bug about dependency configures
amend highroad model, add product line info,  remove unnecessary field
add filter list for rule type. unnecessary rule types will not show any more
remove more rule types for transaction alert
amend ConfigBackupTask
rename ContentGetter to ContentFetcher
add default value for generating config string, in order to prevent exception occurring
Merge pull request #621 from leonindy/master

refactor config module's file operation part, refactor highload model, add rule type filter on view layer
merge the code