Remove the code to create repo with all history archive.

This CL also includes various other build.gradle cleanups

Bug: 62197335
Test: ./gradlew createArchive still works and now it only creates
      tip of tree maven repository zip

Change-Id: Ic631e31baff9aa0591ad4abfa6a2ad5253f5c5bd
diff --git a/buildSrc/init.gradle b/buildSrc/init.gradle
index 2cde002..77b086e 100644
--- a/buildSrc/init.gradle
+++ b/buildSrc/init.gradle
@@ -92,7 +92,7 @@
 
 def setupRepoOutAndBuildNumber() {
     ext.supportRepoOut = ''
-    ext.buildNumber = Integer.toString(ext.extraVersion)
+    ext.buildNumber = "0"
 
     /*
      * With the build server you are given two env variables.
@@ -163,7 +163,6 @@
             return
         }
 
-        // Current SDK is set in studioCompat.gradle.
         project.ext.currentSdk = gradle.ext.currentSdk
         apply plugin: 'maven'
 
@@ -199,7 +198,7 @@
                             exclude "**/R\$*.class"
                             exclude "**/BuildConfig.class"
                             destinationDir file(project.distDir)
-                            archiveName "${project.archivesBaseName}-${v.baseName}-allclasses.jar"
+                            archiveName "${project.name}-${v.baseName}-allclasses.jar"
                         }
 
                         def collectJacocoAntPackages = project.tasks.create(
@@ -268,7 +267,6 @@
                     // Make the mainupload depend on this one.
                     mainUpload.dependsOn uploadTask
                 }
-
             }
         }
 
@@ -320,15 +318,6 @@
             }
         }
 
-        project.afterEvaluate {
-            // The archivesBaseName isn't available initially, so set it now
-            def createZipTask = project.tasks.findByName("createSeparateZip")
-            if (createZipTask != null) {
-                createZipTask.appendix = archivesBaseName
-                createZipTask.from versionDir()
-            }
-        }
-
         project.afterEvaluate { p ->
             // remove dependency on the test so that we still get coverage even if some tests fail
             p.tasks.findAll { it instanceof JacocoReportTask }.each { task ->