Fix pkg_is_valid
Add test case for pkg_is_valid
Add complete tests to validate a PKG_INSTALLED package
Also test PKG_FILE and PKG_REMOTE
Use ATF_REQUIRE directly instead of ATF_REQUIRE_EQ to validate != NULL
Makes sure the default config is not polluted by env when running test cases
Do not try to search if no repositories are configured

Update tests
Oups printf debug has been committed by mistake :)
New Release 1.1.0.rc1
Prevent 'pkg update' will always think that the repo is up to date if no
mtime header is sent by the http server

Submitted by:	cperciva
Ignore compiled tests
Make 410.pkg-audit more flexible

Get PKG_DBDIR from pkg -vv directly
Use /usr/sbin/pkg
Fixes: #517
Use /usr/sbin/pkg as it handles LOCALBASE properly
Substitute the value of PREFIX into periodic scripts
Revert "Substitute the value of PREFIX into periodic scripts"

This reverts commit 391e617d9f3ce1b1ad8789b1bdcfe06a5c69603a.
Merge branch 'master' of github.com:freebsd/pkg
Now prepare and install periodic scripts directly
Install completion files automatically
Improve makefiles

Reported by:	matthew
Move pkg2ng into scripts and install it properly