Fix installation issue with timestamps
Fix installation issue with timestamps

svn path=/strategoxt/trunk/; revision=17369

metaborg/strategoxt,Apanatshka/strategoxt,metaborg/strategoxt,metaborg/strategoxt,Apanatshka/strategoxt,lichtemo/strategoxt,lichtemo/strategoxt,lichtemo/strategoxt,Apanatshka/strategoxt,metaborg/strategoxt,Apanatshka/strategoxt,lichtemo/strategoxt,Apanatshka/strategoxt,lichtemo/strategoxt,metaborg/strategoxt