fix type name of Rogers-Tanimoto distance

Author: alyst

README.md

@@ -137,7 +137,7 @@ Each distance corresponds to a distance type. The type name and the correspondin
 |  Chebyshev           |  `chebyshev(x, y)`         | `max(abs(x - y))` |
 |  Minkowski           |  `minkowski(x, y, p)`      | `sum(abs(x - y).^p) ^ (1/p)` |
 |  Hamming             |  `hamming(k, l)`           | `sum(k .!= l)` |
-|  Rogers-Tanimoto     |  `rogerstanimoto(a, b)`    | `2(sum(a&!b) + sum(!a&b)) / (2(sum(a&!b) + sum(!a&b)) + sum(a&b) + sum(!a&!b))` |
+|  RogersTanimoto      |  `rogerstanimoto(a, b)`    | `2(sum(a&!b) + sum(!a&b)) / (2(sum(a&!b) + sum(!a&b)) + sum(a&b) + sum(!a&!b))` |
 |  Jaccard             |  `jaccard(x, y)`           | `1 - sum(min(x, y)) / sum(max(x, y))` |
 |  CosineDist          |  `cosine_dist(x, y)`       | `1 - dot(x, y) / (norm(x) * norm(y))` |
 |  CorrDist            |  `corr_dist(x, y)`         | `cosine_dist(x - mean(x), y - mean(y))` |