EXT-3554: Added help topics for the Appearance tabs.

The "My Appearance" floater now has the following new help IDs, to
provide more granular help feedback:

customize_shape_tab
customize_skin_tab
customize_hair_tab
customize_eyes_tab
customize_shirt_tab
customize_pants_tab
customize_shoes_tab
customize_socks_tab
customize_jacket_tab
customize_gloves_tab
customize_undershirt_tab
customize_underpants_tab
customize_skirt_tab
customize_alpha_tab
customize_tattoo_tab

indra/newview/skins/default/xui/en/floater_customize.xml

@@ -55,6 +55,7 @@
          label="Shape"
          layout="topleft"
          name="Shape"
+         help_topic="customize_shape_tab"
          width="400">
             <icon
              follows="top|right"
@@ -340,6 +341,7 @@ scratch and wear it.
          label="Skin"
          layout="topleft"
          name="Skin"
+         help_topic="customize_skin_tab"
          width="400">
             <icon
              follows="top|right"
@@ -591,6 +593,7 @@ scratch and wear it.
          label="Hair"
          layout="topleft"
          name="Hair"
+         help_topic="customize_hair_tab"
          width="400">
             <icon
              follows="top|right"
@@ -812,6 +815,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Eyes"
+         help_topic="customize_eyes_tab"
          top_delta="0"
          width="389">
             <icon
@@ -1010,6 +1014,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Shirt"
+         help_topic="customize_shirt_tab"
          top_delta="0"
          width="389">
             <icon
@@ -1215,6 +1220,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Pants"
+         help_topic="customize_pants_tab"
          top_delta="0"
          width="389">
             <icon
@@ -1420,6 +1426,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Shoes"
+         help_topic="customize_shoes_tab"
          top_delta="0"
          width="389">
             <icon
@@ -1625,6 +1632,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Socks"
+         help_topic="customize_socks_tab"
          top_delta="0"
          width="389">
             <icon
@@ -1830,6 +1838,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Jacket"
+         help_topic="customize_jacket_tab"
          top_delta="0"
          width="389">
             <icon
@@ -2047,6 +2056,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Gloves"
+         help_topic="customize_gloves_tab"
          top_delta="0"
          width="389">
             <icon
@@ -2252,6 +2262,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Undershirt"
+         help_topic="customize_undershirt_tab"
          top_delta="0"
          width="389">
             <icon
@@ -2457,6 +2468,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Underpants"
+         help_topic="customize_underpants_tab"
          top_delta="0"
          width="389">
             <icon
@@ -2662,6 +2674,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Skirt"
+         help_topic="customize_skirt_tab"
          top_delta="0"
          width="389">
             <icon
@@ -2867,6 +2880,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Alpha"
+         help_topic="customize_alpha_tab"
          top_delta="0"
          width="389">
             <icon
@@ -3154,6 +3168,7 @@ scratch and wear it.
          layout="topleft"
          left_delta="0"
          name="Tattoo"
+         help_topic="customize_tattoo_tab"
          top_delta="0"
          width="389">
             <icon