added tests/tmpdir* to gitignore

.gitignore

@@ -2,6 +2,5 @@ build/
 dist/
 *~
 *.pyc
-tests/paper_test
 papers.egg-info
 .DS_Store

tests/.gitignore

@@ -0,0 +1,2 @@
+tmpdir*
+*.bak

tests/test.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
-rm -Rf paper_test/*;
-papers init -p paper_test/;
+rm -Rf tmpdir/*;
+papers init -p tmpdir/;
 papers add -d data/pagerank.pdf -b data/pagerank.bib;
 papers list;
 papers tag;
@@ -8,4 +8,4 @@ papers tag Page99 network+search;
 papers tag Page99;
 papers tag search;
 papers tag 0;
-rm -Rf paper_test/*;
+rm -Rf tmpdir/*;