Add localization for Bitbucket Build Status Notifier plugin

bitbucket-build-status-notifier-plugin/src/main/resources/org/jenkinsci/plugins/bitbucket/BitbucketBuildStatusNotifier/config_zh_CN.properties

+Notify\ build\ start=\u6784\u5efa\u5f00\u59cb\u65f6\u901a\u77e5
+Notify\ build\ finish=\u6784\u5efa\u7ed3\u675f\u65f6\u901a\u77e5
+Only\ show\ latest\ build\ status=\u53ea\u5c55\u793a\u6700\u8fd1\u4e00\u6b21\u6784\u5efa\u7684\u72b6\u6001
+Credentials=\u51ed\u636e
\ No newline at end of file

bitbucket-build-status-notifier-plugin/src/main/resources/org/jenkinsci/plugins/bitbucket/BitbucketBuildStatusNotifier/global_zh_CN.properties

+Global\ Credentials=\u5168\u5c40\u51ed\u636e
\ No newline at end of file

pom.xml

@@ -44,6 +44,9 @@
       <resource>
         <directory>bitbucket-branch-source-plugin/src/main/resources</directory>
       </resource>
+      <resource>
+        <directory>bitbucket-build-status-notifier-plugin/src/main/resources</directory>
+      </resource>
       <resource>
         <directory>bitbucket-plugin/src/main/resources</directory>
       </resource>