PEAR_PackageUpdate::update --
Updates the source for the package.
Description
Updates your current installation with the new source for the package.
Throws
throws PEAR_PACKAGEUPDATE_ERROR_NOTINSTALLED,
if the package is not already installed.
Note
since 0.4.0a1
This function can not be called
statically.
Return value
boolean - TRUE if the update was successful, FALSE otherwise.