mysql_utils 2.0.4

This is [mysql_client] help library,This makes mysql easier to use and simple.

[2.0.4]

• Fix transaction.

[2.0.3]

• Fix return data type.

[2.0.2]

• Fix Transactions.

[2.0.1]

• Change Bigint to int.

[2.0.0]

• Change the library to mysql_client.

[1.0.8]

• No update returned 0.

[1.0.7]

• delete flutter sdk

[1.0.6]

• add multi-table query
• add where support string
• merge mysql1

[1.0.5]

• add notin

[1.0.4]

• Fix document error.

[1.0.3]

• Fix Bug #3
• Add Where in, between, notbetween and demo.

[1.0.2]

• Update README.md.

[1.0.1]

• Update README.md & pubspec.yaml. PUB POINTS to 120.

[1.0.0]

• mysql_utils initial release. This is mysql1 help library.