feat(deploy): Simplifies deploy overview (#508)

This simplifies the deploy overview, to only show 3 version fields:
- CURRENT DEPLOYMENT
- CURRENT ENV
- NEW DEPLOYMENT

It also fixes a few errors around version detection

Reviewed-on: toolshed/abra#508
Co-authored-by: p4u1 <p4u1_f4u1@riseup.net>
Co-committed-by: p4u1 <p4u1_f4u1@riseup.net>

pkg/recipe/git_test.go

@@ -15,10 +15,6 @@ func TestIsDirty(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	if err := r.IsDirty(); err != nil {
-		t.Fatal(err)
-	}
-
 	assert.False(t, r.Dirty)
 
 	fpath := filepath.Join(r.Dir, "foo.txt")
@@ -31,9 +27,10 @@ func TestIsDirty(t *testing.T) {
 		os.Remove(fpath)
 	})
 
-	if err := r.IsDirty(); err != nil {
+	dirty, err := r.IsDirty()
+	if err != nil {
 		t.Fatal(err)
 	}
 
-	assert.True(t, r.Dirty)
+	assert.True(t, dirty)
 }