Update example in README

Author: firefly-cpp

README.md

@@ -26,20 +26,20 @@ dnf install python-fireflyalgorithm
 
 ```python
 import numpy as np
-from FireflyAlgorithm import FireflyAlgorithm
-
+from fireflyalgorithm import FireflyAlgorithm
 
 def sphere(x):
     return np.sum(x ** 2)
 
+FA = FireflyAlgorithm(function=sphere, dim=10, lb=-5, ub=5, max_evals=10000)
+best = FA.move()
 
-best = FireflyAlgorithm(function=sphere, dim=10, lb=-5, ub=5, max_evals=10000)
 print(best)
 ```
 
 ## Reference Papers:
 
-I. Fister Jr.,  X.-S. Yang,  I. Fister, J. Brest. [Memetic firefly algorithm for combinatorial optimization](http://www.iztok-jr-fister.eu/static/publications/44.pdf) in Bioinspired Optimization Methods and their Applications (BIOMA 2012), B. Filipic and J.Silc, Eds. 
-Jozef Stefan Institute, Ljubljana, Slovenia, 2012 
+I. Fister Jr.,  X.-S. Yang,  I. Fister, J. Brest. [Memetic firefly algorithm for combinatorial optimization](http://www.iztok-jr-fister.eu/static/publications/44.pdf) in Bioinspired Optimization Methods and their Applications (BIOMA 2012), B. Filipic and J.Silc, Eds.
+Jozef Stefan Institute, Ljubljana, Slovenia, 2012
 
 I. Fister, I. Fister Jr.,  X.-S. Yang, J. Brest. [A comprehensive review of firefly algorithms](http://www.iztok-jr-fister.eu/static/publications/23.pdf). Swarm and Evolutionary Computation 13 (2013): 34-46.