Refactor
Replaced java.util.base64 with org.apache.commons.codec.binary.Base64 for Java 7 compability
Refactored controllers, added empty mappings for unimplemented paths
Code style
Refactoring findWithRange
Merge branch 'refactor' of https://github.com/kesapojat/tmc-snapshot-api into refactor
Service refactor
Define chunksize
Merge branch 'refactor' of https://github.com/kesapojat/tmc-snapshot-api into refactor

Conflicts:
	src/main/java/fi/helsinki/cs/tmc/snapshot/api/service/SnapshotEventServiceImpl.java
Continue service refactor
Merge branch 'refactor' of github.com:kesapojat/tmc-snapshot-api into refactor
Continue service refactor
Code style
Optimized file downloading
Merge branch 'refactor' of https://github.com/kesapojat/tmc-snapshot-api into refactor

Conflicts:
	src/main/java/fi/helsinki/cs/tmc/snapshot/api/service/SnapshotEventServiceImpl.java
Code style
Specified response codes for error handler
Functional snapshot file controller
Services throw NotFoundException instead of returning null
Services for snapshot file controller