migration to fsprojects mostly done

* new project structure
* new nuget package FSharp.Data.Experimental.SqlCommandProvider
* Samples projects depend on Nuget package
fixed nuget package ref
VS 2013 fix, more nuget ref update
issue #32 fixed

1) if call to sys.sp_describe_first_result_set fails
2) try SET FMTONLY ON
3) if 2) fails then try to run SQL in tran and rollback
still fixing docs
fixing FallbackToProbeResultTypeInTransaction

FallbackToProbeResultTypeInTransaction value was not respected
Parametrized with SET FMTONLY ON
no result set for SET FMTONLY ON fallback

* fixed case when TP fail with NullRef exn for no result SET FMTONLY
case
* migrate to LocalDb in conn str
op_Dynamic sample
 Removing FallbackToProbeResultTypeInTransaction
Removing FallbackToProbeResultTypeInTransaction
Support for ResultType.Maps (fixes #32)
Updating release notes for 1.0.020
in doc sql express -> local db
fallback to FTMONLY error msg

preserve original error message from sys.spdescribefirstresult_set
release
Minor style fix
Maps type refactoring

* only non null values get into per-row map
* sequential ResultType enum values
ResultType.Maps units tests
TVP refactored

* TVP represented as seq of gen type
* values passed vis ctor
* custom type erased to SqlDataRecord