Modification type is added to the result of getBranchesDiff() method

Additional IVCS methods implemented
New testing strategy: test environment is generated by IVCS, not by the
outer test as before

Author: Denis

build.gradle

@@ -1,46 +1,41 @@
-apply plugin: 'java'
-apply plugin: 'maven'
-apply plugin: 'eclipse'
-
-sourceCompatibility = JavaVersion.VERSION_1_7
-targetCompatibility = JavaVersion.VERSION_1_7
-
-group = 'com.projectkaiser.scm'
-version = '1.0-SNAPSHOT'
-
-repositories {
-	mavenCentral()
-	maven { 
-		url "https://jitpack.io" 
-	}
-}
-
-defaultTasks 'build';
-                                                                                  
-dependencies {                                                            
-    compile 'com.github.ProjectKaiser:pk-vcs-api:master-SNAPSHOT'
-    compile 'commons-logging:commons-logging:1.2'
-    compile 'org.eclipse.jgit:org.eclipse.jgit:4.3.0.201604071810-r'
-    
-    testCompile 'org.kohsuke:github-api:1.75'
-    testCompile 'org.mockito:mockito-core:2.0.62-beta'
-    testCompile 'junit:junit:4.12'
-    testCompile 'com.github.ProjectKaiser:pk-vcs-test:master-SNAPSHOT'
-}
-
-
-
-task sourcesJar(type: Jar, dependsOn: classes) {
-	classifier = 'sources'
-	from sourceSets.main.allSource
-}
-	
-task javadocJar(type: Jar, dependsOn: javadoc) {
-	classifier = 'javadoc'
-	from javadoc.destinationDir
-}
-
-artifacts {
-	archives sourcesJar
-	archives javadocJar
-}
+apply plugin: 'java'
+apply plugin: 'maven'
+
+sourceCompatibility = JavaVersion.VERSION_1_7
+targetCompatibility = JavaVersion.VERSION_1_7
+
+group = 'com.projectkaiser.scm'
+version = '1.0-SNAPSHOT'
+
+repositories {
+	mavenCentral()
+	maven { 
+		url "https://jitpack.io" 
+	}
+}
+
+dependencies {                                                            
+    compile 'com.github.ProjectKaiser:pk-vcs-api:master-SNAPSHOT'
+    compile 'commons-logging:commons-logging:1.2'
+    compile 'org.eclipse.jgit:org.eclipse.jgit:4.3.0.201604071810-r'
+    
+    testCompile 'org.kohsuke:github-api:1.75'
+    testCompile 'org.mockito:mockito-core:2.0.62-beta'
+    testCompile 'junit:junit:4.12'
+    testCompile 'com.github.ProjectKaiser:pk-vcs-test:master-SNAPSHOT'
+}
+
+task sourcesJar(type: Jar, dependsOn: classes) {
+	classifier = 'sources'
+	from sourceSets.main.allSource
+}
+	
+task javadocJar(type: Jar, dependsOn: javadoc) {
+	classifier = 'javadoc'
+	from javadoc.destinationDir
+}
+
+artifacts {
+	archives sourcesJar
+	archives javadocJar
+}