version bump and new md readme

Author: topepo

DESCRIPTION

@@ -1,5 +1,5 @@
 Package: parsnip
-Version: 0.1.1.9000
+Version: 0.1.2
 Title: A Common API to Modeling and Analysis Functions
 Description: A common interface is provided to allow users to specify a model without having to remember the different argument names across different functions or computational engines (e.g. 'R', 'Spark', 'Stan', etc). 
 Authors@R: c(

NEWS.md

@@ -1,4 +1,4 @@
-# parsnip (development version)
+# parsnip 0.1.2
 
 ## Breaking Changes
 

README.md

@@ -144,7 +144,7 @@ rand_forest(mtry = 10, trees = 2000) %>%
 #> Ranger result
 #> 
 #> Call:
-#>  ranger::ranger(formula = formula, data = data, mtry = ~10, num.trees = ~2000,      importance = ~"impurity", num.threads = 1, verbose = FALSE,      seed = sample.int(10^5, 1)) 
+#>  ranger::ranger(formula = mpg ~ ., data = data, mtry = ~10, num.trees = ~2000,      importance = ~"impurity", num.threads = 1, verbose = FALSE,      seed = sample.int(10^5, 1)) 
 #> 
 #> Type:                             Regression 
 #> Number of trees:                  2000 
@@ -154,8 +154,8 @@ rand_forest(mtry = 10, trees = 2000) %>%
 #> Target node size:                 5 
 #> Variable importance mode:         impurity 
 #> Splitrule:                        variance 
-#> OOB prediction error (MSE):       5.911312 
-#> R squared (OOB):                  0.837262
+#> OOB prediction error (MSE):       5.699772 
+#> R squared (OOB):                  0.8430857
 ```
 
 A list of all `parsnip` models across different CRAN packages can be