[Android] Upgrade to android 28 (#2791)

* Upgrade to android 28

* Update ChangeLog

* Update danger

* Update link

CHANGELOG.md

@@ -1,22 +1,9 @@
 # Abstract
 ## Feature
-* Support arm64 & ndk18 on Android platform.
-* Android JSC Runtime refactor.
-* Android & iOS multi-size screen & rotation support.
-* Background JS thread on iOS.
-* Log module on iOS and Android to support redirection
-* Synchronous call of component methods.
+### WeexCore
 * Unified C++ log system of WeexCore.
 
-## Main Bugfix
-* Animation module crash on iOS.
-* RTL layout crash on iOS.
-* NSTimer not removed by WXTimerModule on iOS.
-* Occasionally showing placeholder instead of main image on iOS.
-* Animation end progress error on iOS.
-* Some NPE issues on Android.
-* Closing fd multiple times on Android IPC.
-* box-shadow crash protection on Android.
-* GPU texture size overflow protection on Android.
-* Weexcore.so loading failure problem on Android.
+### Android
+*  Upgrade targetsdk & compilesdk to 28
 
+## Main Bugfix

android/build.gradle

@@ -51,9 +51,9 @@ subprojects {
     }
 }
 ext {
-    compileSdkVersion=26
+    compileSdkVersion=28
     minSdkVersion=14
-    targetSdkVersion=26
+    targetSdkVersion=28
     supportLibVersion="26.0.2"
     fastjsonLibVersion="1.1.70.android"
     //Default value for disableCov is false

dangerfile.js

@@ -50,16 +50,16 @@ const includeChecklist = (index!=-1)
 if(includeChecklist && !matchRegex(pr_body.substring(index),/documentation.*http/)){
   const msg = "If you update the code, "+
     "maybe you should update the documentation and add the documentation link in the PR description. \n" +
-    "here is the guide about how to contribute documentation:https://github.com/apache/incubator-weex/blob/master/CONTRIBUTING.md#contribute-code-or-document \n";
+    "here is the guide about how to contribute documentation: <a href='https://github.com/apache/incubator-weex/blob/master/CONTRIBUTING.md#contribute-code-or-document'>https://github.com/apache/incubator-weex/blob/master/CONTRIBUTING.md#contribute-code-or-document</a>";
   warn(msg);
 }
 
 // check if pr contains a demo link
 console.log("checkDemo");
 if(!matchRegex(pr_body,/demo.*http/)){
   const msg =  "If your PR is about fixing a bug excluding crash the code,"+
-    "you should add the demo link in the PR description. \n "+
-    "here is a demo link:http://dotwe.org/vue?spm=a2c7j.-guide-contribute-contribute-code.0.0.3e93748cmxz3yt";
+    "you should add the demo link in the PR description. "+
+    "Demo link: <a href='http://dotwe.org/vue'>http://dotwe.org/vue</a>";
   warn(msg);
 }
 
@@ -70,7 +70,7 @@ if(!danger.github.pr.milestone){
 }
 
 // Make sure there are changelog entries
-const hasChangelog = danger.git.modified_files.includes("changelog.md")
+const hasChangelog = danger.git.modified_files.includes("CHANGELOG.md")
 if (!hasChangelog) { 
   warn(`No Changelog changes! - <i>Can you add a Changelog? To do so,append your changes to the changelog.md</i>`);
 }