Name change to .icd10
Converted Python code test sets to R lists
* Started implementing testthat tests
* Bug found in weights for Charlson's Deyo index the weights are set to 6 are wrong
- note the code below:
-  output.frame[, 16] <- output.frame[, 17] * 6
-  output.frame[, 16] <- output.frame[, 17] * 6
- both update the 16 column and not their own column
* Bug found in Deyo aortic aneurysm group:
-  441, 441.9 does not include all 441 codes that correspond to the code according to CMS.goc ICD-9
* Bug found in Deyo severe liver group:
-  572.3 and 572.4 cause a floating point mismatch -> Switched everyting to integers for Deyo and Elixhausers
* Bug found - frequent use of seq(xxx.0 to xxx.9, by=0.01) will not include xxx.91 or above
* Bug found in Deyo renal group: 585 is a group and not just 585.00