Added function - Merge and Zip

Merge - Merges 2 maps and returns a new map
Zip - Zip two lists and return a new map

Available functions:
Map -> MapInt, MapStrInt ...
Filter -> FilterInt, FilterStrInt ...
FilterMap -> FilterMapInt, FilterMapIntStr ...
PMap -> PMapInt, PMapIntStr ...
Distinct
Drop
DropWhile
Every
Max
Min
MinMax
Range
Remove
Reduce
Rest
Some
TakeWhile
Merge
Zip

Auto generated functions for user defined data type for different combination of input and output
Map
Filter
FilterMap
Pmap
Reduce
Remove
Some
TakeWhile
DropWhile
Every
Rest
Merge
Zip