Moved cloning function into Project, added test to check cloning and the exact fields that are cloned

[twinkarma]

Resolves #227

[github-actions]

Jest Coverage

File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
All files	79.66	78.57	78.26	79.66

Details

File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
All files	79.66	78.57	78.26	79.66
_src/components	74.73	75.51	79.16	74.73
_ AnnotationRenderer.vue	73.62	75.51	76.19	73.62	114,123-124,178,201,221,228-242,250,256-266,283
_ MarkdownEditor.vue	100	100	100	100
_ MarkdownRenderer.vue	100	100	100	100
_src/components/annotation	78.57	86.66	76.47	78.57
_ CheckboxInput.vue	85.71	100	100	85.71	19
_ HtmlDisplay.vue	80	100	100	80	26-30
_ InputErrorDisplay.vue	100	0	100	100	19-25
_ RadioInput.vue	71.42	100	66.66	71.42	19,26
_ SelectorInput.vue	71.42	100	66.66	71.42	20,27
_ TextInput.vue	75	100	66.66	75	26
_ TextareaInput.vue	66.66	100	50	66.66	20
_src/enum	100	100	100	100
_ DocumentTypes.js	100	100	100	100
_src/jrpc	90.32	83.33	75	90.32
_ index.js	90.32	83.33	75	90.32	29,38-39
_src/utils	100	100	100	100
_ annotations.js	100	100	100	100
_tests/unit	100	100	100	100
_ globalVue.js	100	100	100	100