New template and pass all the test cases with windows! and usability update.

[wadackel]

What does this do / why do we need it?

For v0.2.0.

How this PR fixes the problem?

The specification of the file path in the test case is supported for windows.

What should your reviewer look out for in this PR?

• None

Check lists

• Test passed
• Coding style (indentation, etc)

Additional Comments (if any)

• None

Which issue(s) does this PR fix?

Related: #10
Related: #9

[coveralls]

Pull Request Test Coverage Report for Build 42

• 191 of 203 (94.09%) changed or added relevant lines in 5 files are covered.
• 2 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+0.7%) to 73.097%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
cmd/git-chglog/main.go	0	1	0.0%
cmd/git-chglog/template_builder.go	0	4	0.0%
cmd/git-chglog/kac_template_builder.go	79	86	91.86%

Files with Coverage Reduction	New Missed Lines	%
cmd/git-chglog/template_builder.go	2	0.0%

Totals
Change from base Build 32:	0.7%
Covered Lines:	1258
Relevant Lines:	1721

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💛 - Coveralls