Fix various typos

Conflicts:
	README.md

Change-Id: Ie296d503d16121a62fed1a208352ec2b81c97fd9

docs/markdown/hip_kernel_language.md

@@ -105,7 +105,7 @@ HIP parses the `__noinline__` and `__forceinline__` keywords and converts them t
 
 
 ```
-// Example psuedocode introducing hipLaunchKernel:
+// Example pseudo code introducing hipLaunchKernel:
 __global__ MyKernel(hipLaunchParm lp, float *A, float *B, float *C, size_t N)
 {
 ...