[#519] Fix locale cache value computation
[#520] Release notes for 1.6.14.4
[#519] Move duplicated code to a common place MapUtils
[#519] Inverting check avoids NPE
Merge pull request #521 from akvo/1.6.14/hotfix

1.6.14/hotfix
Merge branch 'release/1.6.14'
Merge branch 'master' into develop