Fix instanceof test in PgType.equals
Actually use the BigDecimal with the fraction digits set
Fix compare of two Integer values to use equals instead of ==
Change string compare with ==  to \!isEmpty
Change finalize() method from public to protected for security reasons
Make static fields final
Use StringBuilder append instead of string concatenation
Fix potential NullPtr by only referencing Reference.get() once
One more field to final
Change SQL fields to private
Add default to switch clauses to keep code analyzers happy
Merge pull request #3 from gmokki/findbugs-fixes

Findbugs fixes
Use Context to format date/time escape strings
Use new text parsing/processing in PGConnection & PGStatement

• Enables escape processing
• Respects processing-enablement flag of java.sql.Statement
• All JDBC 4.1 escapes are implemented
Fix driver service file

• Updated class name to match rename
Return SQLTextTests to being a, primitive, unit test for SQL text transforms
Respect the currently set character set (aka client_encoding) when reading/writing C strings
Add ParameterMetaData implementation for prepared statements
Throw exceptions when unwrap errors occur
Use parsed SQLText instead of strings of SQL