#293 Typos in documentation

[Luca Falavigna]

Current documentation has several typos in apphelp.htb archive.

apphelp.hhc:
-<PARAM name="Name" value="Notes on spesific components">
+<PARAM name="Name" value="Notes on specific components">

ComponentNotes.html:
-<h3>Spesific component notes</h3>
+<h3>Specific component notes</h3>

Philosophy.html:
-design, object browsers, documentation genaration, debugging,
+design, object browsers, documentation generation, debugging,

Preferences.html:
-Values are edited under: <i>Preferences->Platform spesific</i></td>
+Values are edited under: <i>Preferences->Platform specific</i></td>

Thank you.