repopick: support specifying a range of commits to pick

* for example: repopick 12345-12350

Change-Id: I21dd0ef5f19d7b3899fa40ec4c28a0e9dba8a4df
build: Default to dtbToolCM

* The default dtbTool isn't the correct module name for the module that
  actually lives in device/qcom/common/dtbtool

Change-Id: I80b427e3652b99742573bc4d2829e51645a8822b
build: Enable Uyghur locale

* We have a proofreader now

Change-Id: I82c4c852b2c6fcc773bdbec472e9e24dc0d5a7ea