Bug 543933 - Build javadocs with Java 11

Fix javadoc warnings catched by Java 11 tool with XDoclint:html.

Change-Id: Ia9710302e4ac410d5724ae0430ee32389132f76b
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
diff --git a/org.eclipse.debug.core/core/org/eclipse/debug/core/commands/package.html b/org.eclipse.debug.core/core/org/eclipse/debug/core/commands/package.html
index 5bae793..129ce9c 100644
--- a/org.eclipse.debug.core/core/org/eclipse/debug/core/commands/package.html
+++ b/org.eclipse.debug.core/core/org/eclipse/debug/core/commands/package.html
@@ -8,9 +8,9 @@
 
 <body link="#0000FF" vlink="#800080">
 
-<p align="left">Provides a set of interfaces for common debug commands.</p>
+<p>Provides a set of interfaces for common debug commands.</p>
 
-<h2 align="left">Package Specification</h2>
+<h2>Package Specification</h2>
 
 <p>This package provides a set interfaces for common debug commands. A debug command 
   represent a debugger function that can be enabled or disabled and executed. 
diff --git a/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IThread.java b/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IThread.java
index 2e349e0..b99b4b2 100644
--- a/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IThread.java
+++ b/org.eclipse.debug.core/core/org/eclipse/debug/core/model/IThread.java
@@ -67,14 +67,16 @@
 	boolean hasStackFrames() throws DebugException;
 
 	/**
-	 * Returns the priority of this thread. The meaning of this
-	 * number is operating-system dependent.
+	 * Returns the priority of this thread. The meaning of this number is
+	 * operating-system dependent.
 	 *
 	 * @return thread priority
-	 * @exception DebugException if this method fails.  Reasons include:
-	 * <ul><li>Failure communicating with the VM.  The DebugException's
-	 * status code contains the underlying exception responsible for
-	 * the failure.</li>
+	 * @exception DebugException if this method fails. Reasons include:
+	 *                <ul>
+	 *                <li>Failure communicating with the VM. The
+	 *                DebugException's status code contains the underlying
+	 *                exception responsible for the failure.</li>
+	 *                </ul>
 	 */
 	int getPriority() throws DebugException;
 
@@ -91,7 +93,7 @@
 	 *                </ul>
 	 */
 	IStackFrame getTopStackFrame() throws DebugException;
-	
+
 	/**
 	 * Returns the name of this thread. Name format is debug model specific, and
 	 * should be specified by a debug model.
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/package.html b/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/package.html
index ea275ff..f9b461c 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/package.html
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/package.html
@@ -8,9 +8,9 @@
 
 <body link="#0000FF" vlink="#800080">
 
-<p align="left">Provides a set of actions related to running and debugging applications.</p>
+<p>Provides a set of actions related to running and debugging applications.</p>
 
-<h2 align="left">Package Specification</h2>
+<h2>Package Specification</h2>
 
 <p>This package provides a set of actions related to running and debugging applications.</p>
 </body>
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/console/package.html b/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/console/package.html
index 1e27d95..1b9f5d5 100644
--- a/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/console/package.html
+++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/console/package.html
@@ -8,9 +8,9 @@
 
 <body link="#0000FF" vlink="#800080">
 
-<p align="left">Provides a set of interfaces and classes for rendering and annotating text in the debug console.</p>
+<p>Provides a set of interfaces and classes for rendering and annotating text in the debug console.</p>
 
-<h2 align="left">Package Specification</h2>
+<h2>Package Specification</h2>
 
 <p>This package provides a set interfaces and classses for coloring streams of 
   text, parsing output, and creating hyperlinks in the debug console.</p>
diff --git a/org.eclipse.ui.console/src/org/eclipse/ui/console/IConsole.java b/org.eclipse.ui.console/src/org/eclipse/ui/console/IConsole.java
index f979e1b..0a56b91 100644
--- a/org.eclipse.ui.console/src/org/eclipse/ui/console/IConsole.java
+++ b/org.eclipse.ui.console/src/org/eclipse/ui/console/IConsole.java
@@ -61,17 +61,17 @@
 	IPageBookViewPage createPage(IConsoleView view);
 
 	/**
-	 * Adds a listener for changes to properties of this console.
-	 * Has no effect if an identical listener is already registered.
+	 * Adds a listener for changes to properties of this console. Has no effect if
+	 * an identical listener is already registered.
 	 * <p>
 	 * The changes supported by the console view are as follows:
-	 * <ul>
-	 *   <li><code>IBasicPropertyConstants.P_TEXT</code> - indicates the name
-	 *      of a console has changed</li>
-	 * 	 <li><code>IBasicPropertyConstants.P_IMAGE</code> - indicates the image
-	 *      of a console has changed</li>
-	 * </ul>
 	 * </p>
+	 * <ul>
+	 * <li><code>IBasicPropertyConstants.P_TEXT</code> - indicates the name of a
+	 * console has changed</li>
+	 * <li><code>IBasicPropertyConstants.P_IMAGE</code> - indicates the image of a
+	 * console has changed</li>
+	 * </ul>
 	 * <p>
 	 * Consoles may define additional properties as required.
 	 * </p>