use triple double quoted strings for templates

Author: blagoev

build/project-template-gradle/build.gradle

@@ -210,13 +210,17 @@ def createIncludeFile (filePath, fileName, dimensionName) {
 	println "\t+creating include.gradle file for: " + filePath
 	def defaultIncludeFile = new File(filePath, "include.gradle")
 	defaultIncludeFile.write ""
-	defaultIncludeFile << "android { \n"
-	defaultIncludeFile << "\tproductFlavors {\n"
-	defaultIncludeFile << '\t\t"' + fileName + '" {\n'
-	defaultIncludeFile << '\t\t\tdimension "' + dimensionName + '"\n'
-	defaultIncludeFile << "\t\t}\n"
-	defaultIncludeFile << "\t}\n"
-	defaultIncludeFile << "}"
+	
+	def content = """android {
+				productFlavors {
+					${fileName} {
+						dimension ${dimensionName}
+					}
+				}
+			}"""
+	
+	
+	defaultIncludeFile << content
 }
 
 def sanatizeDimensionName(str) {
@@ -311,7 +315,6 @@ task createDefaultIncludeFiles {
 			flavorNames.add('"' + dimensionName + '"')
 
 			if(!foundIncludeFile) {
-				//createIncludeFile(fl.getAbsolutePath() ,fileName, dimensionName)
 				createIncludeFile(fl.getAbsolutePath() , flavor, dimensionName)
 			}
 		}
@@ -329,11 +332,13 @@ task createPluginsConfigFile {
 
 		if(createPluginConfigFile) {
 			println "\t+creating product flavors include.gradle file in $configurationsDir folder..."
-			def flavors = flavorNames.join(",")
+			def flavors = flavorNames.join(", ")
+			
+			def content = """android {
+						flavorDimensions ${flavors}
+					}"""
 
-			flavorsFile << "android { \n"
-			flavorsFile << "\tflavorDimensions " + flavors + "\n"
-			flavorsFile << "}\n"
+			flavorsFile << content
 		}
 	}
 }