There will be two goto homepage button at the #tag nonexistent page

https://github.com/kimchi-project/kimchi/issues/142

1 input a page just like http://localhost:8000/#eee

You will see that there are two button at the error page.

should drop one.

Signed-off-by: zhoumeina <zhoumeina@oc5550100378.ibm.com>
fix issue #136 about mockmodel iso pool type

iso pool type displayed as 'iso' in mockmodel, but 'kimchi-iso' in
real model. Fix it.

Signed-off-by: Royce Lv <lvroyce@linux.vnet.ibm.com>
issue #141: Fix regex responsible to check if an URL is valid or not

Some ISO file names contains uppercase characters that were not accepted by
the current regex. So fix it to allow uppercase characters.

Signed-off-by: Aline Manera <alinefm@br.ibm.com>