Initial git commit. All functions have been split out into separate files based on the IOL method coded. Documentation for ELP and Power functions provided in roxygen2 format. Roxygen2 is also used to export functions and create package documentation.
Updated functions and roxygen2 documentation.
Merge branch 'master' of github.com:enbrown/iol-calculations

Conflicts:
	.gitignore

Updated .gitignore