Fix #374 - Renamed field realtime to realTime matching pojos update.
Fix #389 - Removed underscores for street generated names.
Fix #391 - Added empty check.
Merge pull request #392 from vreixo/issue391

Fix #391 - Added empty check.
Merge pull request #398 from vreixo/issue389

Fix #389 - Removed underscores for street generated names.
Merge pull request #378 from vreixo/issue374

Fix #374 - Renamed field realtime to realTime matching pojos update.
Fix #390 - Saved metadata on bundle and only updating UI when new metadata is obtained.
Fix #390 - Removed old metadata when the URL or preference are changed.
Fix #390 - Reverted build.gradle.