Bug 838114 - removing hidden numbers from call log fix

lint changes

lint changes

tests
(cherry picked from commit f24fe8ff3d28c05b1327f2855ea3ebc275be0025)

Conflicts:
	apps/communications/dialer/js/call_log_db.js
	apps/communications/dialer/test/unit/calllog_db_test.js

typo fix
(cherry picked from commit 3dcc3072d3bfee559f95303bd5eba9dbf8b4ea31)

Deletion of sensors.json.

Lint error fixed.
Merge pull request #10864 from gtorodelvalle/v1-train-bug-838114-uplifting

Bug 838114 uplifting to v1-train (r=etiennesegonzac)