Update colour dependency to 2.0.0

This adds no additional functionality.

1 files changed, 1 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index d770c73..963b533 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,4 +9,4 @@ description = "Common 2-dimensional colour buffer type"
 
 [dependencies]
 geometry = { "git" = "git://benbridle.com/geometry", "tag" = "v1.0.0" }
-colour = { "git" = "git://benbridle.com/colour", "tag" = "v1.0.0" }
+colour = { "git" = "git://benbridle.com/colour", "tag" = "v2.0.0" }