THRIFT-2724 - Coding standards template added all over project

Client: All
Patch: Konrad Grochowski

This closes #371
diff --git a/lib/java/coding_standards.md b/lib/java/coding_standards.md
new file mode 100644
index 0000000..d4751af
--- /dev/null
+++ b/lib/java/coding_standards.md
@@ -0,0 +1 @@
+Please follow [General Coding Standards](/coding_standards)