Fixed thread-safe issue

• Fixed thread-safe issue #16 (thanks to @lazkanelov)

Fix issue where connection is already open

• Fix issue where connection is already open (thanks to @h0wXD) #15

AddParam overloads to specify parameter size

v0.3.8

v0.3.8

Performance improvements + better API for ToDictionary, ToLookup

v0.3.5

v0.3.5

Bux fixes

• AddParam can now takes null value (thanks to @korifeich)
• Fix bug where ExecAsync crashes because the value is DBNull

Performance improvements

• Replace PropertyInfo.SetValue with delegates created from setters
• Cache setters array with model type and column names

Target .NET Standard

• Target .NET Standard 1.3
• Remove reference to Microsoft.EntityFrameworkCore

Fix First, Overload Column

Fix First that wasn't using ReadAsync.

Replace Column's optional parameter with method overload.

Async support

Add asynchronous version for each DbDataReader methods :

• ToListAsync
• ToDictionaryAsync
• ToLookupAsync
• ToSetAsync
• ColumnAsync
• FirstAsync
• FirstOrDefaultAsync
• SingleAsync
• SingleOrDefaultAsync

Add asynchronous version for IStoredProcBuilder Exec* methods :

• ExecAsync
• ExecNonQueryAsync
• ExecScalarAsync