Remove the jar-dependencies and 1.7 checks for the jar plugin

See #319

Author: rtyler

jar-plugin/src/main/groovy/com/github/jrubygradle/jar/JRubyJar.groovy

@@ -68,7 +68,6 @@ class JRubyJar extends Jar {
     void jrubyVersion(String version) {
         logger.info("setting jrubyVersion to ${version} from ${embeddedJRubyVersion}")
         embeddedJRubyVersion = version
-        addEmbeddedDependencies(project.configurations.getByName(configuration))
     }
 
     /**
@@ -94,7 +93,6 @@ class JRubyJar extends Jar {
     void jrubyMainsVersion(String version) {
         logger.info("setting jrubyMainsVersion to ${version} from ${embeddedJRubyMainsVersion}")
         embeddedJRubyMainsVersion = version
-        addEmbeddedDependencies(project.configurations.getByName(configuration))
     }
 
     /**
@@ -241,7 +239,6 @@ class JRubyJar extends Jar {
 
     JRubyJar() {
         appendix = 'jruby'
-        addEmbeddedDependencies(project.configurations.maybeCreate(DEFAULT_JRUBYJAR_CONFIG))
         /* Make sure our default configuration is present regardless of whether we use it or not */
         prepareTask = project.task("prepare${prepareNameForSuffix(name)}", type: JRubyPrepare)
         dependsOn prepareTask
@@ -270,13 +267,6 @@ class JRubyJar extends Jar {
         project.dependencies.add(customConfigName, "org.jruby.mains:jruby-mains:${getJrubyMainsVersion()}")
     }
 
-    /** Add the necessary JRuby dependencies to the specified {@code org.gradle.api.artifacts.Configuration} */
-    void addEmbeddedDependencies(Configuration config) {
-        /* To ensure that we can load our jars properly, we should always have
-         * jar-dependencies in our resolution graph */
-        project.dependencies.add(config.name, 'rubygems:jar-dependencies:[0.1.15,)')
-    }
-
     /** Update the staging directory and tasks responsible for setting it up */
     void updateStageDirectory() {
         File dir = project.file("${project.buildDir}/dirinfo/${configuration}")

jar-plugin/src/main/groovy/com/github/jrubygradle/jar/JRubyJarPlugin.groovy

@@ -22,38 +22,6 @@ class JRubyJarPlugin implements Plugin<Project> {
         project.tasks.create('jrubyJar', JRubyJar)
 
         updateTestTask(project)
-
-        project.afterEvaluate {
-            checkJRubyVersions(project)
-        }
-    }
-
-    /**
-     * Check our configured jruby versions to see if any of them are old enough
-     * to cause problems with a packed jar
-     * <https://github.com/jruby-gradle/jruby-gradle-plugin/issues/191>
-     */
-    void checkJRubyVersions(Project project) {
-        project.tasks.each { Task task ->
-            if ((task instanceof JRubyJar) && (task.scriptName != JRubyJar.Type.LIBRARY)) {
-                if (isJRubyVersionDeprecated(task.jrubyVersion)) {
-                    project.logger.warn('The task `{}` is using JRuby {} which may cause unexpected behavior, see <http://jruby-gradle.org/errors/jar-deprecated-jrubyversion> for more',
-                            task.name, task.jrubyVersion)
-                }
-            }
-        }
-    }
-
-    /**
-     * Determine whether the version of the JRuby provided is deprecated as far
-     * as the jar plugin is concerned. Deprecated means that the version is unlikely
-     * to produce a useful artifact due to missing functionality in JRuby core
-     *
-     * @param version
-     * @return True if we consider this version deprecated/problematic for the jar plugin
-     */
-    boolean isJRubyVersionDeprecated(String version) {
-        return (version.matches(/1.7.1(\d+)/)) as boolean
     }
 
     @PackageScope