add more plsql extensions, fixes #1763

Author: tarzanek

src/org/opensolaris/opengrok/analysis/Ctags.java

@@ -111,6 +111,8 @@ private void initialize() throws IOException {
             command.add("--langmap=sql:+.pls"); // RFE #19208
             command.add("--langmap=sql:+.pld"); // RFE #19208
             command.add("--langmap=sql:+.pks"); // RFE #19208 ?
+            command.add("--langmap=sql:+.pkb"); // # 1763
+            command.add("--langmap=sql:+.pck"); // # 1763
 
             command.add("--langmap=javascript:+.ts");
 

src/org/opensolaris/opengrok/analysis/sql/PLSQLAnalyzerFactory.java

@@ -41,7 +41,9 @@ public class PLSQLAnalyzerFactory extends FileAnalyzerFactory {
         "PLS",
         "PKS", //?
         "PLD",
-        "PLB"
+        "PLB",
+        "PKB",
+        "PCK"
     };
 
     public PLSQLAnalyzerFactory() {