SonarQube: integration of config files for static-analysis/linter

This will improve code quality and detect possible bugs. Please note it is
only for daemon and linux build at the moment.

Change-Id: Ib91c188ed087c94c361ff585b69629cf2ffa755f

.clang-tidy

+Checks: '-*,clang-diagnostic-*,performance-*,bugprone-*,llvm-*,clang-analyzer-*,misc-*,-llvm-namespace-comment,-misc-unused-parameters,-misc-non-private-member-variables-in-classes,-llvm-header-guard,-llvm-include-order,-bugprone-suspicious-string-compare,modernize-use-override'

sonar-project.properties

+sonar.analysis.mode=preview #change this value to 'publish' if you want to make the resluts public
+sonar.projectKey=jami:daemon
+sonar.projectName=jami-daemon
+sonar.projectVersion=1.0
+sonar.language=c++
+sonar.sources=src/, test/
+sonar.cxx.includeDirectories=contrib/x86_64-linux-gnu/include/
+sonar.projectBaseDir=.
+sonar.sourceEncoding=UTF-8
+sonar.cxx.clangtidy.reportPath=clang-tidy-report.txt
+sonar.report.export.path=sonar-report.json