Improve query language documentation

Change-Id: I8ff93e7c5bf328706c203727da54f434dc4942ea
diff --git a/templates/doc/ql/fcsql.html.ep b/templates/doc/ql/fcsql.html.ep
new file mode 100644
index 0000000..b3c6a03
--- /dev/null
+++ b/templates/doc/ql/fcsql.html.ep
@@ -0,0 +1,5 @@
+% layout 'main', title => 'KorAP: FCSQL';
+
+<h2 id="tutorial-top">FCSQL</h2>
+
+%= doc_uc