chore(tests): fixed tests

Fixed tests: helps.bats was broken after the new markdown help.
Forced the OPS_BRANCH env (because it's fixed in test code) in Example_download.

Author: d4rkstar

prepare_test.go

@@ -43,6 +43,7 @@ func Example_locate() {
 func Example_download() {
 	_ = os.Chdir(workDir)
 	OpsBranch = "0.1.0"
+	os.Setenv("OPS_BRANCH", OpsBranch)
 	opsdir, _ := homedir.Expand("~/.ops")
 	_ = RemoveAll(opsdir)
 	_, _ = downloadTasksFromGitHub(true, true)

tests/help.bats

@@ -61,10 +61,10 @@ setup() {
 
     run ops -t
     assert_success
-    assert_line --partial "OpenServerless Tasks:" 
+    assert_line --partial "OpenServerless Administration Tasks"
     refute_line "Usage of experiments:" 
     run ops -tasks
-    assert_line --partial "OpenWhisk Tasks:" 
+    assert_line --partial "OpenWhisk Tasks"
     refute_line "Usage of experiments:" 
 
     run ops -i