Revert "Merge pull request #353 from Moelf/groupbar_dodge_log"

This reverts commit d8ef19a.

src/bar.jl

@@ -12,8 +12,7 @@ grouped_xy(y::AbstractArray) = 1:size(y,1), y
 
     nr, nc = size(y)
     isstack = pop!(plotattributes, :bar_position, :dodge) == :stack
-    isylog = pop!(plotattributes, :yscale, :identity) ∈ (:log10, :log)
-    the_ylims = pop!(plotattributes, :ylims, (-Inf, Inf))
+    isylog = pop!(plotattributes, :yscale, :identity) == :log10
 
     # extract xnums and set default bar width.
     # might need to set xticks as well
@@ -48,14 +47,13 @@ grouped_xy(y::AbstractArray) = 1:size(y,1), y
     end
 
     # compute fillrange
-    y, fr = groupedbar_fillrange(y)
-    fillrange := if isylog
-        if isstack
-            fill_bottom = min(minimum(y) / 100, the_ylims[1])
-            # to fill the blank of the bottom segment depeding on if ylims
-            replace!(fr, 0 => fill_bottom)
+    fillrange := if isstack
+        y, fr = groupedbar_fillrange(y)
+        if isylog
+            # to fill the blank of the bottom segment
+            replace!(fr, 0=>eps(Float64))
         else
-            max(minimum(y) / 100, the_ylims[1])
+            fr
         end
     else
         get(plotattributes, :fillrange, nothing)