Replace tabs with spaces in html docs

wkhtmltopdf is not expanding tabs within <pre> elements to 8 spaces as it
should. Workaround the problem by converting all tabs to an appropriate
number of spaces.

Doc/Manual/Customization.html

@@ -124,8 +124,10 @@ void clear_exception() {
   error_status = 0;
 }
 char *check_exception() {
-	if (error_status) return error_message;
+  if (error_status)
-	else return NULL;
+    return error_message;
+  else
+    return NULL;
 }
 
 </pre></div>
@@ -137,13 +139,13 @@ To use these functions, functions simply call
 
 <div class="code"><pre>
 double inv(double x) {
-	if (x != 0) return 1.0/x;
+  if (x != 0)
+    return 1.0/x;
   else {
     throw_exception("Division by zero");
     return 0;
   }
 }
-
 </pre></div>
 
 <p>
@@ -207,8 +209,10 @@ Now, within a C program, you can do the following :</p>
 
 <div class="code"><pre>
 double inv(double x) {
-	if (x) return 1.0/x;
+  if (x)
-	else throw(DivisionByZero);
+    return 1.0/x;
+  else
+    throw(DivisionByZero);
 }
 
 </pre></div>

Doc/Manual/Introduction.html

@@ -159,8 +159,10 @@ double  My_variable  = 3.0;
 
 /* Compute factorial of n */
 int fact(int n) {
-	if (n <= 1) return 1;
+  if (n <= 1)
-	else return n*fact(n-1);
+    return 1;
+  else
+    return n*fact(n-1);
 }
 
 /* Compute n mod m */
@@ -223,7 +225,6 @@ unix &gt; <b>tclsh</b>
 %
 </pre></div>
 <p>
-
 The <tt>swig</tt> command produced a new file called
 <tt>example_wrap.c</tt> that should be compiled along with the
 <tt>example.c</tt> file.  Most operating systems and scripting

Doc/Manual/Perl5.html

@@ -2613,6 +2613,7 @@ sub DESTROY {
         examplec::delete_Vector($self));
         delete $OWNER{$self};
     }
+}
 
 sub FETCH {
     my ($self,$field) = @_;

Doc/Manual/Php.html

@@ -262,9 +262,9 @@ accessed incorrectly in PHP,
 include("example.php");
 
 if(EASY_TO_MISPEL) {
-	....
+  ...
 } else {
-	....
+  ...
 }
 
 </pre>

Doc/Manual/Ruby.html

@@ -5251,8 +5251,7 @@ existing Ruby object to the destroyed C++ object and raise an exception.
 #include "example.h"
 %}
 
-/* Specify that ownership is transferred to the zoo
+/* Specify that ownership is transferred to the zoo when calling add_animal */
-	when calling add_animal */
 %apply SWIGTYPE *DISOWN { Animal* animal };
 
 /* Track objects */

Doc/Manual/SWIG.html

@@ -1045,7 +1045,6 @@ def filecopy(source,target):
     fwrite(buffer,8192,1,f2)
           nbytes = fread(buffer,8192,1,f1)
   free(buffer)
-
 </pre></div>
 
 <p>
@@ -1607,9 +1606,9 @@ directive as shown :</p>
 
 int a;       // Can read/write
 %immutable;
-int	b,c,d			// Read only variables
+int b,c,d;   // Read only variables
 %mutable;
-double	x,y			// read/write
+double x,y;  // read/write
 </pre></div>
 
 <p>
@@ -2459,7 +2458,8 @@ char *Foo_name_get(Foo *obj) {
 }
 
 char *Foo_name_set(Foo *obj, char *c) {
-	if (obj-&gt;name) free(obj-&gt;name);
+  if (obj-&gt;name)
+    free(obj-&gt;name);
   obj-&gt;name = (char *) malloc(strlen(c)+1);
   strcpy(obj-&gt;name,c);
   return obj-&gt;name;

Doc/Manual/Scripting.html

@@ -102,8 +102,10 @@ Suppose you have an ordinary C function like this :</p>
 
 <div class="code"><pre>
 int fact(int n) {
-	if (n &lt;= 1) return 1;
+  if (n &lt;= 1)
-	else return n*fact(n-1);
+    return 1;
+  else
+    return n*fact(n-1);
 }
 </pre></div>
 
@@ -124,8 +126,7 @@ As an example, the Tcl wrapper function for the <tt>fact()</tt>
 function above example might look like the following : </p>
 
 <div class="code"><pre>
-int wrap_fact(ClientData clientData, Tcl_Interp *interp,
+int wrap_fact(ClientData clientData, Tcl_Interp *interp, int argc, char *argv[]) {
-		int argc, char *argv[]) {
   int result;
   int arg0;
   if (argc != 2) {

Doc/Manual/Tcl.html

@@ -626,7 +626,7 @@ CFLAGS    = /Z7 /Od /c /nologo
 TCL_INCLUDES  = -Id:\tcl8.0a2\generic -Id:\tcl8.0a2\win
 TCLLIB        = d:\tcl8.0a2\win\tcl80.lib
 
-tcl::
+tcl:
         ..\..\swig -tcl -o $(WRAPFILE) $(INTERFACE)
         $(CC) $(CFLAGS) $(TCL_INCLUDES) $(SRCS) $(WRAPFILE)
         set LIB=$(TOOLS)\lib
@@ -2466,7 +2466,8 @@ you might define a typemap like this:
 %module example
 
 %typemap(in) int {
-        if (Tcl_GetIntFromObj(interp,$input,&$1) == TCL_ERROR) return TCL_ERROR;
+    if (Tcl_GetIntFromObj(interp,$input,&$1) == TCL_ERROR)
+      return TCL_ERROR;
     printf("Received an integer : %d\n",$1);
 }
 %inline %{
@@ -2504,7 +2505,8 @@ You can refine this by supplying an optional parameter name.  For example:
 %module example
 
 %typemap(in) int n {
-        if (Tcl_GetIntFromObj(interp,$input,&$1) == TCL_ERROR) return TCL_ERROR;
+  if (Tcl_GetIntFromObj(interp,$input,&$1) == TCL_ERROR)
+    return TCL_ERROR;
   printf("n = %d\n",$1);
 }
 %inline %{
@@ -2527,7 +2529,8 @@ the typemap system follows <tt>typedef</tt> declarations.  For example:
 <div class="code">
 <pre>
 %typemap(in) int n {
-        if (Tcl_GetIntFromObj(interp,$input,&amp;$1) == TCL_ERROR) return TCL_ERROR;
+  if (Tcl_GetIntFromObj(interp,$input,&amp;$1) == TCL_ERROR)
+    return TCL_ERROR;
   printf("n = %d\n",$1);
 }
 %inline %{