Remove unwanted garbage

it used to be NBSP with latin1 encoding, but now it's just some grabage. just drop it, use plain SPACE
fix parse error under php 5.2.17

```
$ php -l test/phpmailerTest.php
PHP Parse error:  syntax error, unexpected T_SL in
test/phpmailerTest.php on line 746
Errors parsing test/phpmailerTest.php
```
fix autoloader for 5.2. refs 7c1d0f9. #120
Merge pull request #134 from glensc/patch-1

Remove unwanted garbage
Merge pull request #135 from glensc/lint-5.2

fix parse error under php 5.2.17
Merge pull request #136 from glensc/php-5.2-autoloader

fix autoloader for 5.2. refs 7c1d0f9. #120