test: remove libpmemlog tests and examples #120

Job	Run time
PMEM_check (self-hosted, rhel, check TEST_BUILD=debug)	19m 25s
PMEM_check (self-hosted, rhel, check TEST_BUILD=nondebug)	9m 17s
PMEM_check (self-hosted, rhel, check TEST_BUILD=static-debug)	8m 12s
PMEM_check (self-hosted, rhel, check TEST_BUILD=static-nondebug)	11m 47s
PMEM_check (self-hosted, rhel, pycheck TEST_BUILD=debug)	23m 4s
PMEM_check (self-hosted, rhel, pycheck TEST_BUILD=release)	43m 25s
PMEM_check (self-hosted, rhel, pycheck TEST_BUILD=static_debug)	20m 49s
PMEM_check (self-hosted, rhel, pycheck TEST_BUILD=static_release)	9m 52s
PMEM_check (self-hosted, opensuse, check TEST_BUILD=debug)	11m 44s
PMEM_check (self-hosted, opensuse, check TEST_BUILD=nondebug)	10m 4s
PMEM_check (self-hosted, opensuse, check TEST_BUILD=static-debug)	9m 56s
PMEM_check (self-hosted, opensuse, check TEST_BUILD=static-nondebug)	8m 49s
PMEM_check (self-hosted, opensuse, pycheck TEST_BUILD=debug)	27m 34s
PMEM_check (self-hosted, opensuse, pycheck TEST_BUILD=release)	40m 41s
PMEM_check (self-hosted, opensuse, pycheck TEST_BUILD=static_debug)	19m 33s
PMEM_check (self-hosted, opensuse, pycheck TEST_BUILD=static_release)	26m 3s
	5h 0m 15s

Provide feedback