re-added build gradle file, fixed gitignore

.gitignore

@@ -1,6 +1,3 @@
-build*
-local.properties
-
 # Built application files
 *.apk
 *.ap_
@@ -42,6 +39,17 @@ captures/
 .idea/gradle.xml
 .idea/dictionaries
 .idea/libraries
+.idea/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# File-based project format:
+*.ipr
+*.iws
 
 # Keystore files
 *.jks
@@ -55,4 +63,44 @@ google-services.json
 # Freeline
 freeline.py
 freeline/
-freeline_project_description.json
+freeline_project_description.json
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+
+
+# [Maven] ========================
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+
+# [Gradle-Android] ========================
+
+# Ignore Gradle GUI config
+gradle-app.setting
+
+# Gradle Signing
+signing.properties
+trestle.keystore
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.ear
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+# Misc
+.DS_Store
+/captures
+**/*.iml
+*.class
+
+.idea/

build.gradle

@@ -0,0 +1,53 @@
+import com.android.builder.core.BuilderConstants;
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:2.3.2'
+    }
+}
+
+apply plugin: 'com.android.library'
+apply from: 'maven-push.gradle'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion '25.0.3'
+
+    defaultConfig {
+        minSdkVersion 14
+        targetSdkVersion 25
+        versionCode 3
+        versionName "${VERSION_NAME}"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+        }
+    }
+}
+
+task jar(type: Jar) {
+    archiveName "cc-android-sdk-${VERSION_NAME}.jar"
+    from android.sourceSets.main.java.srcDirs
+}
+
+android.libraryVariants.all { variant ->
+    def name = variant.buildType.name
+    if (name == BuilderConstants.DEBUG) {
+        return // Skip debug builds.
+    }
+    def task = project.tasks.create "jar${name.capitalize()}", Jar
+    task.dependsOn variant.javaCompile
+    task.from variant.javaCompile.destinationDir
+    artifacts.add('archives', task)
+}
+
+dependencies {
+    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.google.android.gms:play-services-ads:10.2.6'
+}