Replace direct usage of the API with go-jira

vendor/gopkg.in/andygrunwald/go-jira.v1/.gitignore

@@ -0,0 +1,29 @@
+# Compiled Object files, Static and Dynamic libs (Shared Objects)
+*.o
+*.a
+*.so
+
+# Don't check in vendor
+vendor/
+
+# Folders
+_obj
+_test
+
+# Architecture specific extensions/prefixes
+*.[568vq]
+[568vq].out
+
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+_testmain.go
+
+*.exe
+*.test
+*.prof
+*.iml
+.idea