~ move logic for loading js-files from archive to LibraryUtils, fix getJsFiles for Config
~ kotlin maven plugin, js support -> add logic for filtering dependencies and copy js-files from libraries
ant build: create kotlin-jslib-sources.jar
plugin: configure libraries: extract common code for creating new library
K2JS: get kotlin js module name from Kotlin-JS-Module-Name attribute in manifest
~ add js module name to manifest for kotlin-js-library-example
~ kotlin-js-library: copy sources
~ minor: rename local variable in OutdatedKotlinRuntimeNotification
~ rename jsLibJar to jsStdLibJar
update jslib-sources, if needed
K2JS: error if one of library files is not a valid Kotlin Javascript library
~ maven-kotlin-plugin: k2js: fix parameter
~ add LibraryUtils.copyJsFiles