Removed duplicate entries

refs #9441

Author: allouis

.gitignore

@@ -74,26 +74,17 @@ b-cov
 *.csv
 *.dat
 *.out
-*.pid
 *.gz
 
 !core/test/utils/fixtures/**/*.csv
 
-pids
 results
 
 package-lock.json
-npm-debug.log
-node_modules
 bower_components
 .bowerrc
-.idea/*
-*.iml
-*.sublime-*
 projectFilesBackup
 
-.DS_Store
-
 # vim-related
 [._]*.s[a-w][a-z]
 [._]s[a-w][a-z]