Move gradle config for reproducible builds into init.gradle file

gradle/reprod/patches/mixin/0001-Configure-gradle-to-build-reproducible-archives.patch

@@ -1,30 +0,0 @@
-From e60dd702c247692529a7cece94a475650623482e Mon Sep 17 00:00:00 2001
-From: Jonas Herzig <me@johni0702.de>
-Date: Tue, 8 Aug 2017 19:05:14 +0200
-Subject: [PATCH 1/7] Configure gradle to build reproducible archives
-
----
- build.gradle | 5 +++++
- 1 file changed, 5 insertions(+)
-
-diff --git a/build.gradle b/build.gradle
-index 4f0aa28..e0c46ea 100644
---- a/build.gradle
-+++ b/build.gradle
-@@ -170,6 +170,13 @@ processResources {
-    from 'LICENSE.txt'
- }
- 
-+tasks.withType(AbstractArchiveTask) {
-+    preserveFileTimestamps = false
-+    reproducibleFileOrder = true
-+    dirMode = 0775
-+    fileMode = 0664
-+}
-+
- // License header formatting
- license {
-     ext {
--- 
-2.5.5
-

gradle/reprod/patches/mixin/0002-Remove-replace-all-buildscript-dependencies.patch

@@ -30,8 +30,8 @@ index e0c46ea..165dbe4 100644
  apply plugin: 'checkstyle'
  apply plugin: 'maven'
  apply plugin: 'eclipse'
-@@ -177,23 +172,6 @@ tasks.withType(AbstractArchiveTask) {
-     fileMode = 0664
+@@ -170,23 +165,6 @@ tasks.withType(AbstractArchiveTask) {
+    from 'LICENSE.txt'
  }
  
 -// License header formatting

gradle/reprod/patches/mixin/0004-Disable-checkstyle.patch

@@ -19,8 +19,8 @@ index 0f189ec..f8598a3 100644
  apply plugin: 'maven'
  apply plugin: 'eclipse'
  apply plugin: 'idea'
-@@ -172,17 +171,6 @@ tasks.withType(AbstractArchiveTask) {
-     fileMode = 0664
+@@ -165,17 +164,6 @@ tasks.withType(AbstractArchiveTask) {
+    from 'LICENSE.txt'
  }
  
 -checkstyle {