[feeds] update luci feed to HEAD of release branch 15.05/CC

Included changes:

a66c088 luci-app-firewall: limit zone name length to 11 characters
4b048cd applications/asterisk: Remove incorrect dependency
eb1ff5b Move libubus-lua dependency to luci-base
d38c239 luci-app-diag-devinfo: mark broken due to dependencies
103e5a3 luci-app-statistics: Adjust ping graphs to show target hosts separately
ae4f8d5 luci-app-statistics: improve scaling of the associated stations graph
18d9c67 luci-app-statistics: backport 'reorder interface and netlink datasources'
8a9ff2b luci-app-statistics: add support for sorting RRD data sources
d4b293b luci-app-statistics: improve diagram generation, add missing title
7b3fea1 luci-app-statistics: rework graph label handling
c8b12e7 Backport luci-base: filter invalid opkg status lines
ce5c787 for-15.05 opkg/packages: Show package size in list of available packages
3e19939 for-15.05: Sync translations
fcc24db luci.mk: correct SK language name to Slovak
ce4ee38 luci-app-statistics: reorganise menu items
321864a luci-base: change index.html to be more like current themes
4bff628 luci-base: Add cache control in index.html
94d8e86 Timezone information: update to 2015g
8832d53 luci-mod-admin-full: status: survive broken DSL status output
f21eb78 luci-app-statistics: only render index view for more than one instance
af9f093 luci-mod-admin-full: fix dnsmasq no-hosts/addn-hosts options
6787a0a for-15.05 luci-base: set default mediaurlbase to bootstrap (default theme)
0b72c51 for-15.05 luci-mod-admin-full: opkg config / prevent word-wrap
5e7c0f0 for-15.05 luci-mod-admin-full: restore opkg feed config capability
720f76c for-15.05 luci-app-firewall: use maxlength datatype for zone name validation
342af52 Merge pull request freifunk-gluon#486 from dwmw2/for-15.05
75327e3 luci/statistics: Fix nut UPS graphs
30f6fe8 Merge pull request freifunk-gluon#474 from hnyman/entropy-1505
d91f0ef statistics: remove references to Lucid from scripts
8e156d6 statistics: adjust default settings to match default plugins
a2a61aa statistics: cleanup config file
8b1de85 for-15.05 statistics: Add support for entropy stats
3836b45 Luci opkg/packages: Limit version string display to 26 chars
b179283 statistics: fix typo
8d2b570 Merge pull request freifunk-gluon#455 from hnyman/backport-stats
7167d97 statistics: clarify CPU/processor graph by removing "idle" from it
27ca079 statistics: clarify stats introduction
f6a4436 statistics: memory plugin - improve graph by better scaling of y-axis
119eaf2 statistics: support rrdtool's alt_autoscale and alt_autoscale_max options
18593ec statistics: cpu graph - add label definitions, add softirq and interrupt stats
791ca8b Delete luci-upnp
21cf10c Merge pull request freifunk-gluon#445 from hnyman/for-15.05
36a7fb4 statistics: fix ping graph label regression
22f687d http.protocol: Support filehandlers for unhandled encodings
7d8163e Merge pull request freifunk-gluon#442 from hnyman/for-15.05
428d181 for-15:05: Timezone information: update to 2015f
c595f30 luci-app-vnstat: Fix blank graphs for iface names with underscores

feeds.conf

@@ -1,4 +1,4 @@
 src-git packages git://github.com/openwrt/packages.git^e96cf8db9128e6f71cfe36cc0d986406f60d4432
-src-git luci git://github.com/openwrt/luci.git^3a7d738e2776e2ddaf6c127dbd9e2b90a77181d8
+src-git luci git://github.com/openwrt/luci.git^a66c08849a95ad653635b9d8aefe5a8ecb2382f8
 src-git routing git://github.com/openwrt-routing/packages.git^9b33760b99f87ea3ee472dbbdbd84d7b31304d90
 src-git packages_berlin git://github.com/freifunk-berlin/firmware-packages.git^e62afa705ae8d145b7e483d2a394752636f62e6d