check is saikuro script is executable in stead of checking if it exists
update HISTORY.md
Run saikuro metrics the same way as the other metrics
Run saikuro metrics the same way as the other metrics
Merge branch 'master' of https://github.com/MGotink/metric_fu
Remove some old code and comments
Use block semantics for io in formatters.

Closes template files immediately after writing.
Fixes "too many open files" issue when running on large projects.
Reduce duplication and make formatters consistent.
Merge branch 'master' of https://github.com/MGotink/metric_fu into MGotink-master

Conflicts:
	HISTORY.md
Fix yardoc indentation.
Guard against invalid io arguments.
Merge pull request #104 from robincurry/bug/io

Use block semantics for io in html formatter.
Add meaning of history changes: features, fixes, or misc
Merge pull request #105 from metricfu/history

Update history with description of change categories
Update history with missing changes.
Merge pull request #106 from robincurry/history

Update history with missing changes.
Bump version to 4.3.0
Loosen gem dependencies
Add execute bit to mf-saikuro
Merge pull request #109 from bf4/looser_dependencies

Loosen gem dependencies