title: crashlytics developer tools error when building android -gradle project
body: <p>I'm trying to build an android gradle project using eclipse, but i get this error when building the project using the command line:</p>
  
  <pre><code> FAILURE: Build failed with an exception.
  
   * What went wrong:
   Execution failed for task ':app:crashlyticsCleanupResourcesRelease'.
   &gt; Crashlytics Developer Tools error.
  
   * Try:
   Run with --stacktrace option to get the stack trace. Run with --info or --debug
   option to get more log output.
  
   BUILD FAILED
  </code></pre>
  
  <p>I'm using gradle version 1.10 also tried gradle version 1.12 but i get the same error</p>
  
  <p>and here is my build.gradle file :</p>
  
  <pre><code>        buildscript {
              repositories {
                  mavenCentral()
                  maven { url 'http://download.crashlytics.com/maven' }
              }
              dependencies {
                  classpath 'com.android.tools.build:gradle:0.12.+'
                  classpath 'com.crashlytics.tools.gradle:crashlytics-gradle:1.+'
                  classpath 'com.jakewharton.sdkmanager:gradle-plugin:0.10.+'
              }
          }
          apply plugin: 'android-sdk-manager'
          apply plugin: 'android'
          apply plugin: 'crashlytics'
  
          repositories {
              mavenCentral()
              maven { url 'http://download.crashlytics.com/maven' }
          }
  
          android {
              compileSdkVersion 19
              buildToolsVersion "19.1.0"
              lintOptions.checkReleaseBuilds false
  
              defaultConfig {
                  minSdkVersion 7
                  targetSdkVersion 19
              }
  
              signingConfigs {
                  release {
                      storeFile file(STORE_FILE)
                      storePassword STORE_PASSWORD
                      keyAlias KEY_ALIAS
                      keyPassword KEY_PASSWORD
                  }
              }
  
              buildTypes {
                debug {
  
                 ext.enableCrashlytics = false
                 buildConfigField "boolean", "LOG_CRASHES", "false"
                }
  
                release {
                   buildConfigField "boolean", "LOG_CRASHES", "true"
                   runProguard true
                   proguardFile 'proguard.cfg'
                   signingConfig signingConfigs.release
                }
              }
          }
  
          dependencies {
              compile 'com.actionbarsherlock:actionbarsherlock:4.4.0@aar'
              compile 'com.android.support:support-v4:19.1.0'
              compile 'com.crashlytics.android:crashlytics:1.+'
          }
  </code></pre>