hg: jdk/jdk10: 8194955: Warn when default HTML version is used

[jonathan.gibbons at oracle.com]

Changeset: 30243cf1503e
Author:    jjg
Date:      2018-01-12 11:41 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk10/rev/30243cf1503e

8194955: Warn when default HTML version is used
Reviewed-by: ksrini, bpatel

! src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/HtmlConfiguration.java
! src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/formats/html/resources/standard.properties
+ test/langtools/jdk/javadoc/doclet/testHtmlWarning/TestHtmlWarning.java
! test/langtools/jdk/javadoc/tool/6958836/Test.java
! test/langtools/jdk/javadoc/tool/6964914/Test.java
! test/langtools/jdk/javadoc/tool/6964914/TestStdDoclet.java
! test/langtools/jdk/javadoc/tool/MaxWarns.java
! test/langtools/jdk/javadoc/tool/QuietOption.java
! test/langtools/jdk/javadoc/tool/doclint/DocLintTest.java
! test/langtools/tools/javadoc/6964914/TestStdDoclet.java