No more variants

• change variants to JsonNode in recordset results (breaking change)
• conform latest stable (0.20.2) and devel (0.20.99) nim compilers
• update deps

Better, faster

• better memory management
• better exception management
• all db calls in separate thread
• no more errors in db driver (>10 millions read/writes without crashing)
• updated examples

Conform nim compiler 0.20

• also deps are updated

Update to winim 3.0

v0.2.0

Update deps

Initial version

• exec and query methods

• SQL literal interpolation

• timestamp custom format

• NULL variant processing

• data aggregation functions (DSum, DMax, DCount, etc.)