Update for itrunc->trunc

See JuliaLang/julia#9133
This uses Compat to ensure backwards-compatibility

src/colormatch.jl

@@ -30,10 +30,10 @@ function interpolate_table(tbl, start, step, wavelen)
     stop = start + step * (n - 1)
     i = (wavelen - start) / step
 
-    a = ifloor(i) + 1
+    a = floor(Integer, i) + 1
     ac = 1 <= a <= n ? tbl[a,:] : [0.0 0.0 0.0]
 
-    b = iceil(i) + 1
+    b = ceil(Integer, i) + 1
     bc = 1 <= b <= n ? tbl[b,:] : [0.0 0.0 0.0]
 
     p = i % 1.0

src/conversions.jl

@@ -665,9 +665,9 @@ convert{T}(::Type{LMS{T}}, c::ColorValue) = convert(LMS{T}, convert(XYZ{T}, c))
 # -------------------
 
 convert(::Type{RGB24}, c::AbstractRGB{Ufixed8}) = RGB24(c.r, c.g, c.b)
-convert(::Type{RGB24}, c::AbstractRGB) = RGB24(iround(Uint32, 255*c.r)<<16 +
-                                               iround(Uint32, 255*c.g)<<8 +
-                                               iround(Uint32, 255*c.b))
+convert(::Type{RGB24}, c::AbstractRGB) = RGB24(round(Uint32, 255*c.r)<<16 +
+                                               round(Uint32, 255*c.g)<<8 +
+                                               round(Uint32, 255*c.b))
 to32(x::Ufixed8) = convert(Uint32, reinterpret(x))
 convert(::Type{RGB24}, val::Uint32) = RGB24(val & 0x00ffffff)
 
@@ -705,7 +705,7 @@ convert(::Type{ARGB32}, c::ARGB32) = c
 convert{CV<:AbstractRGB{Ufixed8}}(::Type{ARGB32}, c::AbstractAlphaColorValue{CV,Ufixed8}) =
     ARGB32(c.c.r, c.c.g, c.c.b, c.alpha)
 convert(::Type{ARGB32}, c::AbstractAlphaColorValue) =
-    ARGB32(convert(RGB24, c.c).color | iround(Uint32, 255*c.alpha)<<24)
+    ARGB32(convert(RGB24, c.c).color | round(Uint32, 255*c.alpha)<<24)
 convert(::Type{ARGB32}, c::ColorValue) = ARGB32(convert(RGB24, c).color | 0xff000000)
 convert(::Type{ARGB32}, val::Uint32) = ARGB32(val)