Bump version to 0.3.2

Author: kngwyu

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "numpy"
-version = "0.3.1"
+version = "0.3.2"
 authors = ["Toshiki Teramura <[email protected]>"]
 
 description = "Rust binding of NumPy C-API"
@@ -12,6 +12,6 @@ license-file = "LICENSE"
 [dependencies]
 cfg-if = "0.1.5"
 libc = "0.2"
-num-complex = "0.1"
+num-complex = ">= 0.1"
 ndarray = ">= 0.11"
 pyo3 = "0.4.1"