run-tests: fix tabs in space-indented code

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>
ccs-flatten/Makefile: fix forgotten .PHONY deepclean

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>
run-tests: cope with missing ccs_flatten binary

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>
Experimental travis CI file

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>