[pgjdbc/pgjdbc] 30f06e: fix: logger should be generally quiet (#1187)

Branch: refs/heads/master
Home: https://github.com/pgjdbc/pgjdbc
Commit: 30f06e1411373d72ab59debc352ddf746f6812da
https://github.com/pgjdbc/pgjdbc/commit/30f06e1411373d72ab59debc352ddf746f6812da
Author: Jorge Solorzano <jorsol(at)gmail(dot)com>
Date: 2018-07-01 (Sun, 01 Jul 2018)

Changed paths:
M CHANGELOG.md
M pgjdbc/src/main/java/org/postgresql/Driver.java
M pgjdbc/src/main/java/org/postgresql/core/v3/ConnectionFactoryImpl.java
M pgjdbc/src/main/java/org/postgresql/core/v3/QueryExecutorImpl.java
M pgjdbc/src/main/java/org/postgresql/ds/common/BaseDataSource.java
M pgjdbc/src/main/java/org/postgresql/jdbc/PgConnection.java
M pgjdbc/src/main/java/org/postgresql/sspi/SSPIClient.java
M pgjdbc/src/test/java/org/postgresql/test/jdbc2/DriverTest.java

Log Message:
-----------
fix: logger should be generally quiet (#1187)

The logger used in the driver has some calls to levels WARNING and SEVERE
this lower the level to FINE to make the logger quiet in some cases.

fixes #1009
fixes #1162
closes #1149

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