Installer: unable to expand ~ on saiku xml

[voidentropy]

When the installer is invoked from the terminal, the chown and chmod commands, saiku paths were wrapped in double quotes ("), which caused issues:

• Paths starting with ~ did not expand correctly to the user’s home directory.

---

PR opened fixing this: #49

[voidentropy]

collect-earth/collect-earth/collect-earth-installer/src/main/resources/CollectEarthWithSaiku.xml

Lines 87 to 106 in da79098

	<runProgram>
	<program>chown</program>
	<programArguments>-fR ${system_username} "${installdir}/saiku-server_2.6"</programArguments>
	<ruleList>
	<platformTest>
	<negate>1</negate>
	<type>windows</type>
	</platformTest>
	</ruleList>
	</runProgram>
	<runProgram>
	<program>chmod</program>
	<programArguments>-R ugo+rwX "${installdir}/saiku-server_2.6"</programArguments>
	<ruleList>
	<platformTest>
	<negate>1</negate>
	<type>windows</type>
	</platformTest>
	</ruleList>
	</runProgram>