correcting some errors

README.md

@@ -20,7 +20,7 @@ export PATH=[meme-suite instalation path]/bin:$PATH
 
 Download all files from the [GitHub repository](https://github.molgen.mpg.de/loosolab/masterJLU2018). 
 The Nextflow-script needs a conda enviroment to run. Nextflow can create the needed enviroment from the given yaml-file.
-On some systems Nrxtflow exits the run with following error:
+On some systems Nextflow exits the run with following error:
 ```
 Caused by:
   Failed to create Conda environment
@@ -81,7 +81,7 @@ Optional arguments:
 	--interation INT	Number of iterations done by glam2. More Interations: better results, higher runtime. (Default: 10000)
 	--tomtom_treshold float	Threshold for similarity score. (Default: 0.01)
 
-	Moitf clustering:
+	Motif clustering:
 	--edge_weight INT Minimum weight of edges in motif-cluster-graph (Default: 5)
 	--motif_similarity_thresh FLOAT threshold for motif similarity score (Default: 0.00001)