iis: Moves installer to InstallerHelper

To organize the folder the Installer application was
renamed to installer helper. It is not the real
installer, it is just an helper which is executed
during the installation phase.
iss: Removes pre-compiled headers

No need to use the pre-compiled headers in InstallerHelper,
removing it, in order to keep the project lean.
iis: Removes AppWizard remade file

Apparently the AppWizard was used to generate part of this
Installer, the ReadMe.txt created by the AppWizard was removed
by this commit
iis: fixies the Installer.cpp coding style
iis: Adds release script
iis: build_modsecurity.bat fixies

This commit enable a cleanup on the mod_security build directory
avoiding symbols with different architectures.
iis: Adds Wix installer xml file.c

This commit adds the Wix template to our git repository.
iis: Fix inet_pton build problem

There is a function named inet_pton on windows API, with different
signature. This patch just override the windows function and point
the inet_pton to our implementation.
iis: Adds Wix installer resources

This is all about cosmetic changes.
iis: Adds batch script to compile Wix

This batch script can be used to generate our
msi installer.