caps: using a more sensible name for balooning ram check

refs #12231
models: added minram to VirtualMachine, created migration as well

refs #12231
vm-wizard: Updated the form for min and max memory

refs 12231
tests: added minmem to the beparams of the MockCluster

refs #12231
modify-vm: handles ballooning ram

refs #12231
vm-creation: validation fix for min/max memory.

refs #12231
vm-creation: re-ordered min and max mem

refs #12231
template_to_instance: works with ballooning ram

refs #12231
vm-details: now shows min and max ram range

refs #12231
instance_to_template: added check for minram

refs #12231
migration-templates: added minmem to the model

This is combined with the virtualmachine minram migration, number 0015

refs #12231
vm and template details: min/max ram shown

refs #12231
migration: renamed 0015

refs #12231
Merge branch 'bug/12231_rebase' into develop

Support for Ballooning RAM added.

* bug/12231_rebase:
  migration: renamed 0015
  vm and template details: min/max ram shown
  migration-templates: added minmem to the model
  instance_to_template: added check for minram
  vm-details: now shows min and max ram range
  template_to_instance: works with ballooning ram
  vm-creation: re-ordered min and max mem
  vm-creation: validation fix for min/max memory.
  modify-vm: handles ballooning ram
  tests: added minmem to the beparams of the MockCluster
  vm-wizard: Updated the form for min and max memory
  models: added minram to VirtualMachine, created migration as well
  caps: using a more sensible name for balooning ram check