* feat: completed working build.gradle for enum_to_string logging and logging-api; needed to rename jar and check it content carefully
* fix: added logging and logging-api dependencies to resulting jar file
* fix: deleted deprecated build.xml
* feat: completed build.gradle for gcc_map_reader
* feat: gcc_map_reader linked with android; deleted build.xml
* feat: added comment to clarify the purpose of redefining default paths
* fix: deleted .gitignore from gcc_map_reader
* fix: replaced 'compile' with 'compileClasspath' in dependencies of gcc_map_reader 'cause it deprecated in 6.1.1 gradle
* fix: bolder approach to migration to gradle
* fix: use junit from maven not local
* fix: deleted local junit library