diff --git a/.classpath b/.classpath
index a1a413e..6fd35a8 100644
--- a/.classpath
+++ b/.classpath
@@ -2,7 +2,7 @@
-
+
diff --git a/.gitignore b/.gitignore
index f06612f..83c5293 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
bin/
-src/pp/
\ No newline at end of file
+src/pp/iloc
diff --git a/.project b/.project
index e3a7744..00615c7 100644
--- a/.project
+++ b/.project
@@ -5,6 +5,11 @@
+
+ org.eclipse.xtext.ui.shared.xtextBuilder
+
+
+
org.eclipse.jdt.core.javabuilder
@@ -13,5 +18,6 @@
org.eclipse.jdt.core.javanature
+ org.eclipse.xtext.ui.shared.xtextNature
diff --git a/lib/antlr-4.4-complete.jar b/lib/antlr-4.4-complete.jar
deleted file mode 100644
index bddf4a9..0000000
Binary files a/lib/antlr-4.4-complete.jar and /dev/null differ
diff --git a/lib/antlr-4.7-complete.jar b/lib/antlr-4.7-complete.jar
new file mode 100644
index 0000000..3b729d8
Binary files /dev/null and b/lib/antlr-4.7-complete.jar differ
diff --git a/lib/antlr-4.7-source.zip b/lib/antlr-4.7-source.zip
new file mode 100644
index 0000000..b2b1ab9
Binary files /dev/null and b/lib/antlr-4.7-source.zip differ