Bump version to 3.3.0

CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ad608f1..89f9e2b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -24,7 +24,7 @@
     add_compile_options("/wd4324") # Disable structure was padded due to alignment specifier
 endif()
 
-project(astcencoder VERSION 3.2.0)
+project(astcencoder VERSION 3.3.0)
 
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)