pool manager - adding test for remove node, fixed remove node: returning null if empty set exception is thrown.
adding comment on deprecation
Merge remote-tracking branch 'eliranm/master'
pool manager - updating tests to cover more scenarios, node model now has an initial ID to differentiate one that has not been added to the DB
adding init() and destroy() to pool manager tests to manage tables for the testing environments. extracting file utilities to common module.
pool manager - fixing context for deserializer test
pool manager - database init/destroy sorted for tests, sql setup files are now only on main folder.
Merge remote-tracking branch 'eliranm/master'
pool manager - adding getters and setters
Merge remote-tracking branch 'eliranm/master'
added rest suppport and new method that returns poll configuration according to account id