Clarifying instruction documents (#2213)

* Update README.md

* Update CONTRIBUTING.md

* Update CONTRIBUTING.md

* Update CONTRIBUTING.md

* Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -1,6 +1,10 @@
 # Submitting Issues
 
-* Questions and general discussions should go to [Discourse forum](https://discourse.shadowsocks.org/c/implementations/shadowsocks-android);
-* Search for your issue here and at the forum and check [FAQ](https://github.com/shadowsocks/shadowsocks-android/blob/master/.github/faq.md) before submitting new issues;
-* Always provide information asked in the template unless you know what you're doing;
-* Logcat would also be helpful.
+* Issues can be submitted in two different places:
+    1) [The GitHub issue log](https://github.com/shadowsocks/shadowsocks-android/issues)
+    2) [The Shadowsocks.org Discourse Forum](https://discourse.shadowsocks.org/c/implementations/shadowsocks-android)
+* Please search for your issues in both places before submitting new issues.
+* If you have any questions, please check the [FAQ](https://github.com/shadowsocks/shadowsocks-android/blob/master/.github/faq.md) and the questions submitted at the [Discourse Forum](https://discourse.shadowsocks.org/c/implementations/shadowsocks-android).
+* General discussions should go to the [Discourse Forum](https://discourse.shadowsocks.org/c/implementations/shadowsocks-android).
+* Always provide information asked in the template unless you know what you're doing.
+* Utilizing Logcat would also be helpful.

README.md

@@ -35,6 +35,11 @@ sudo chown 3434:3434 build
 docker run --rm -v ${PWD}/build:/build circleci/android:api-28-ndk bash -c "cd /build; git clone https://github.com/shadowsocks/shadowsocks-android; cd shadowsocks-android; git submodule update --init --recursive; ./gradlew assembleDebug"
 ```
 
+### CONTRIBUTING
+
+If you are interested in contributing or getting involved with this project, please read the CONTRIBUTING page for more information.  The page can be found [here](https://github.com/shadowsocks/shadowsocks-android/blob/master/CONTRIBUTING.md).
+
+
 ### [TRANSLATE](https://discourse.shadowsocks.org/t/poeditor-translation-main-thread/30)
 
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