[gobject-introspection] Add coverage reports to .gitignore

[Dieter Verfaillie <dieterv src gnome org>]

commit 728e28dd7d8e007ec374011179b1e99cea3cb2ff
Author: Dieter Verfaillie <dieterv optionexplicit be>
Date:   Fri Jun 26 06:44:07 2015 +0200

    Add coverage reports to .gitignore

 .gitignore |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/.gitignore b/.gitignore
index beadb6a..513f853 100644
--- a/.gitignore
+++ b/.gitignore
@@ -154,3 +154,7 @@ docs/giscanner/_build/*
 !tests/scanner/*-sections-expected.txt
 
 **/.dirstamp
+
+#coverage reports
+.coverage
+htmlcov*