Removed build status from README

Author: adam-sawicki-a

README.md

@@ -10,11 +10,6 @@ Easy to integrate Vulkan memory allocation library.
 
 **Product page:** [Vulkan Memory Allocator on GPUOpen](https://gpuopen.com/gaming-product/vulkan-memory-allocator/)
 
-**Build status:**
-
-- Windows: [![Build status](https://ci.appveyor.com/api/projects/status/4vlcrb0emkaio2pn/branch/master?svg=true)](https://ci.appveyor.com/project/adam-sawicki-amd/vulkanmemoryallocator/branch/master)  
-- Linux: [![Build Status](https://app.travis-ci.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.svg?branch=master)](https://app.travis-ci.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator)
-
 [![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.svg)](http://isitmaintained.com/project/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator "Average time to resolve an issue")
 
 # Problem