Support fetch files when using http:// or github://

[k1LoW]

No description provided.

[github-actions]

Code Metrics Report

	main (5984310)	#357 (5c8e6a8)	+/-
Coverage	75.0%	74.7%	-0.3%
Code to Test Ratio	1:0.6	1:0.6	-0.0

Details

  |                    | main (5984310) | #357 (5c8e6a8) |  +/-  |
  |--------------------|----------------|----------------|-------|
- | Coverage           |          75.0% |          74.7% | -0.3% |
  |   Files            |             37 |             37 |     0 |
  |   Lines            |           3937 |           4031 |   +94 |
+ |   Covered          |           2953 |           3010 |   +57 |
- | Code to Test Ratio |          1:0.6 |          1:0.6 |  -0.0 |
  |   Code             |           8485 |           8623 |  +138 |
+ |   Test             |           5467 |           5539 |   +72 |

Code coverage of files in pull request scope (70.5% → 69.7%)

Files	Coverage	+/-
book.go	60.0%	+0.1%
cdpfn.go	63.5%	-0.4%
http.go	80.3%	0.0%
http_validator.go	70.8%	-0.1%
include.go	87.9%	-1.0%
option.go	68.3%	0.0%
path.go	72.2%	-9.1%

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Reported by octocov