Simply gallery data files, only keep maximum width per photo, keep 640w compatibility

_data/gallery/2013-west-sands.yml

@@ -1,4 +1,4 @@
-title: "West Sands"
+title: West Sands
 date: 2013-11-03
 end_date: 2013-12-05
 map:
@@ -15,10 +15,6 @@ photos:
       latitude: 56.361629472222
       longitude: -2.81128475
     model: HTC One S
-    sizes:
-      640w: { height: 361, width: 640 }
-      200x200: { height: 200, width: 200 }
-      96x96: { height: 96, width: 96 }
     make: HTC
   7379c1b:
     aperture: f/2.0
@@ -29,10 +25,6 @@ photos:
       latitude: 56.361236555556
       longitude: -2.8113779444444
     model: HTC One S
-    sizes:
-      640w: { height: 361, width: 640 }
-      200x200: { height: 200, width: 200 }
-      96x96: { height: 96, width: 96 }
     make: HTC
   c909bb1:
     aperture: f/2.0
@@ -43,10 +35,6 @@ photos:
       latitude: 56.350193
       longitude: -2.82553125
     model: HTC One S
-    sizes:
-      640w: { height: 361, width: 640 }
-      200x200: { height: 200, width: 200 }
-      96x96: { height: 96, width: 96 }
     make: HTC
   8a51bcd:
     aperture: f/2.0
@@ -57,10 +45,6 @@ photos:
       latitude: 56.349327083333
       longitude: -2.8075580555556
     model: HTC One S
-    sizes:
-      640w: { height: 361, width: 640 }
-      200x200: { height: 200, width: 200 }
-      96x96: { height: 96, width: 96 }
     make: HTC
   4118462:
     date: 2013-12-05 21:04:19