KDoc link parsing rewrite.

Support qualified names immediately after tag (@see or @param). Detect whether a tag is followed by a reference immediately while lexing, remove TEXT_OR_LINK token type. Remove duplicate nested KDocLink nodes from the PSI structure.

compiler/tests/org/jetbrains/kotlin/parsing/JetParsingTestGenerated.java

@@ -1127,6 +1127,12 @@ public class JetParsingTestGenerated extends AbstractJetParsingTest {
                 doParsingTest(fileName);
             }
 
+            @TestMetadata("SeeLink.kt")
+            public void testSeeLink() throws Exception {
+                String fileName = JetTestUtils.navigationMetadata("compiler/testData/psi/kdoc/SeeLink.kt");
+                doParsingTest(fileName);
+            }
+
             @TestMetadata("Simple.kt")
             public void testSimple() throws Exception {
                 String fileName = JetTestUtils.navigationMetadata("compiler/testData/psi/kdoc/Simple.kt");