Merge branch 'feature/pfsagentConfig' of github.com:swiftstack/ProxyF…

…S into feature/pfsagentConfig

* 'feature/pfsagentConfig' of github.com:swiftstack/ProxyFS:
  calling confMap.UpdateFromSyting istead of directly updating the array
  * started on validating inputs in firstTimeWizard * removed `continue` from switch `case`s * added hint for mount point * fixed bug in validateURL: splitting using `/` as delimiter should yield 5 cells, not 4
  * removed some debug prints * added hints to wizard steps * some bug fixes on creating directories and file
  * added pfsagentConfig to repo * pfsagentConfig now supports multiple configs, based on config name