Add a simple function to create a merge request using gitlab API.

using derive builder to handle optional parameters
11 jobs for !198 with create_merge_request in 5 minutes and 49 seconds (queued for 2 seconds)
detached
Status Job ID Name Coverage
  Prepare
passed #4837626
linux ghostflow docker build
prepare:cargo-cache-newest

00:00:57

 
  Build
passed #4837627
linux ghostflow docker build
build:cargo-clippy

00:01:08

passed #4837628
linux ghostflow docker build
build:cargo-minimum

00:03:25

passed #4837631
linux ghostflow docker build
build:cargo-nightly

00:03:05

passed #4837629
linux ghostflow docker build
build:cargo-stable

00:03:26

passed #4837630
linux ghostflow docker build
build:cargo-tarpaulin

00:03:42

 
  Test
passed #4837632
linux ghostflow docker build
test:cargo-minimum

00:00:54

passed #4837635
linux ghostflow docker build
test:cargo-nightly

00:00:46

passed #4837633
linux ghostflow docker build
test:cargo-stable

00:01:23

passed #4837634
privileged linux ghostflow docker
test:cargo-tarpaulin

00:00:56

36.99%
 
  External
passed ghostflow-check-master