core.exception: Linkify exception types

Since the actual descriptions for the various exceptions lie in the
exceptions' documentation, they should be more discoverable. The functions
themselves may pop up in stack traces.

src/core/exception.d

@@ -400,7 +400,8 @@ deprecated void setAssertHandler( AssertHandler h ) @trusted nothrow @nogc
 
 /**
  * A callback for assert errors in D.  The user-supplied assert handler will
- * be called if one has been supplied, otherwise an AssertError will be thrown.
+ * be called if one has been supplied, otherwise an $(LREF AssertError) will be
+ * thrown.
  *
  * Params:
  *  file = The name of the file that signaled this error.
@@ -416,7 +417,8 @@ extern (C) void onAssertError( string file = __FILE__, size_t line = __LINE__ )
 
 /**
  * A callback for assert errors in D.  The user-supplied assert handler will
- * be called if one has been supplied, otherwise an AssertError will be thrown.
+ * be called if one has been supplied, otherwise an $(LREF AssertError) will be
+ * thrown.
  *
  * Params:
  *  file = The name of the file that signaled this error.
@@ -453,14 +455,14 @@ extern (C) void onUnittestErrorMsg( string file, size_t line, string msg ) nothr
 
 
 /**
- * A callback for array bounds errors in D.  A RangeError will be thrown.
+ * A callback for array bounds errors in D.  A $(LREF RangeError) will be thrown.
  *
  * Params:
  *  file = The name of the file that signaled this error.
  *  line = The line number on which this error occurred.
  *
  * Throws:
- *  RangeError.
+ *  $(LREF RangeError).
  */
 extern (C) void onRangeError( string file = __FILE__, size_t line = __LINE__ ) @safe pure nothrow
 {
@@ -469,7 +471,7 @@ extern (C) void onRangeError( string file = __FILE__, size_t line = __LINE__ ) @
 
 
 /**
- * A callback for finalize errors in D.  A FinalizeError will be thrown.
+ * A callback for finalize errors in D.  A $(LREF FinalizeError) will be thrown.
  *
  * Params:
  *  info = The ClassInfo instance for the object that failed finalization.
@@ -478,7 +480,7 @@ extern (C) void onRangeError( string file = __FILE__, size_t line = __LINE__ ) @
  *  line = The line number on which this error occurred.
  *
  * Throws:
- *  FinalizeError.
+ *  $(LREF FinalizeError).
  */
 extern (C) void onFinalizeError( ClassInfo info, Throwable e, string file = __FILE__, size_t line = __LINE__ ) @safe pure nothrow
 {
@@ -487,11 +489,11 @@ extern (C) void onFinalizeError( ClassInfo info, Throwable e, string file = __FI
 
 
 /**
- * A callback for hidden function errors in D.  A HiddenFuncError will be
+ * A callback for hidden function errors in D.  A $(LREF HiddenFuncError) will be
  * thrown.
  *
  * Throws:
- *  HiddenFuncError.
+ *  $(LREF HiddenFuncError).
  */
 extern (C) void onHiddenFuncError( Object o ) @safe pure nothrow
 {
@@ -500,11 +502,11 @@ extern (C) void onHiddenFuncError( Object o ) @safe pure nothrow
 
 
 /**
- * A callback for out of memory errors in D.  An OutOfMemoryError will be
+ * A callback for out of memory errors in D.  An $(LREF OutOfMemoryError) will be
  * thrown.
  *
  * Throws:
- *  OutOfMemoryError.
+ *  $(LREF OutOfMemoryError).
  */
 extern (C) void onOutOfMemoryError(void* pretend_sideffect = null) @trusted pure nothrow @nogc /* dmd @@@BUG11461@@@ */
 {
@@ -516,10 +518,10 @@ extern (C) void onOutOfMemoryError(void* pretend_sideffect = null) @trusted pure
 
 /**
  * A callback for invalid memory operations in D.  An
- * InvalidMemoryOperationError will be thrown.
+ * $(LREF InvalidMemoryOperationError) will be thrown.
  *
  * Throws:
- *  InvalidMemoryOperationError.
+ *  $(LREF InvalidMemoryOperationError).
  */
 extern (C) void onInvalidMemoryOperationError(void* pretend_sideffect = null) @trusted pure nothrow @nogc /* dmd @@@BUG11461@@@ */
 {
@@ -531,14 +533,14 @@ extern (C) void onInvalidMemoryOperationError(void* pretend_sideffect = null) @t
 
 
 /**
- * A callback for switch errors in D.  A SwitchError will be thrown.
+ * A callback for switch errors in D.  A $(LREF SwitchError) will be thrown.
  *
  * Params:
  *  file = The name of the file that signaled this error.
  *  line = The line number on which this error occurred.
  *
  * Throws:
- *  SwitchError.
+ *  $(LREF SwitchError).
  */
 extern (C) void onSwitchError( string file = __FILE__, size_t line = __LINE__ ) @safe pure nothrow
 {
@@ -547,7 +549,7 @@ extern (C) void onSwitchError( string file = __FILE__, size_t line = __LINE__ )
 
 
 /**
- * A callback for unicode errors in D.  A UnicodeException will be thrown.
+ * A callback for unicode errors in D.  A $(LREF UnicodeException) will be thrown.
  *
  * Params:
  *  msg = Information about the error.
@@ -556,7 +558,7 @@ extern (C) void onSwitchError( string file = __FILE__, size_t line = __LINE__ )
  *  line = The line number on which this error occurred.
  *
  * Throws:
- *  UnicodeException.
+ *  $(LREF UnicodeException).
  */
 extern (C) void onUnicodeError( string msg, size_t idx, string file = __FILE__, size_t line = __LINE__ ) @safe pure
 {