Make tempfile creation more secure
Add curly brackets
More secure creation of tempfiles

Since all tempfiles are in our directory, only one "trap" command is
needed for cleanup.
fix empty file don't exit after display
Merge pull request #80 from mapeiqi88/master

fix empty file don't exit after display
Merge pull request #79 from snordhausen/master

Fix for ticket #78
update contributors, copyright year, move comment
release 1.8.9
Merge branch 'master' of ssh://github.com/rkitover/vimpager