Update README

Author: dextorious

README.md

@@ -18,7 +18,7 @@ Do note that while the code is trivial, it has not been extensively tested and d
 x = collect(-π : π/1000 : π)
 y = sin(x)
 
-# integrate using the default Trapezoidal method
+# integrate using the default TrapezoidalFast method
 integrate(x, y)
 
 # integrate using a specific method
@@ -28,9 +28,9 @@ integrate(x, y, SimpsonEven())
 The currently available methods are:
 - Trapezoidal
 - TrapezoidalEven
-- TrapezoidalFast
+- TrapezoidalFast (default)
 - TrapezoidalEvenFast
 - SimpsonEven
 - SimpsonEvenFast
 
-All methods containing "Even" in the name assume evenly spaced data. All methods containing "Fast" omit basic correctness checks and focus on performance. Consequently, the fast methods will segfault or produce incorrect results if you supply incorrect data (vectors of different lengths, etc.).
+All methods containing "Even" in the name assume evenly spaced data. All methods containing "Fast" omit basic correctness checks and focus on performance. Consequently, the fast methods will segfault or produce incorrect results if you supply incorrect data (vectors of different lengths, etc.).