refactor(@angular/cli): convert VERSION property from require to file read
refactor(@angular/cli): convert VERSION property from require to file read

Much like the framework packages, the VERSION property will eventually be set via build-time stamping but the necessary build infrastructure is not yet in place. Until then, the global require usage has been replaced with a file read and JSON parse which provides the equivalent required behavior.

clydin/angular-cli,Brocco/angular-cli,catull/angular-cli,geofffilippi/angular-cli,catull/angular-cli,clydin/angular-cli,catull/angular-cli,clydin/angular-cli,Brocco/angular-cli,catull/angular-cli,Brocco/angular-cli,geofffilippi/angular-cli,clydin/angular-cli,angular/angular-cli,angular/angular-cli,Brocco/angular-cli,geofffilippi/angular-cli,angular/angular-cli,geofffilippi/angular-cli,Brocco/angular-cli,angular/angular-cli