Fix small mistakes

Author: johnbradley

episodes/01_introduction.md

@@ -23,20 +23,18 @@ teaching: 10
 - Scalable
 - Reusable
 
-## Strengths and Weaknesses of Snakemake
-
-## Strengths
+## Strengths of Snakemake
 - Only creates missing or out of date files
 - Flexible control over which files are created 
 - Uses potentially familiar Python syntax
 - Dynamic branching - Output files and commands used determined while the workflow is running
 
-## Weaknesses
+## Weaknesses of Snakemake
 - Rule based logic instead of procedural logic
 - Requires some python code/knowledge for typical workflows
 
 ## Class Plan
 - Create Snakemake Workflow that
   - Runs R scripts for filtering and final analysis
   - Runs Machine Learning Components
-  - Efficently processes many files at the same time
+  - Efficiently processes many files at the same time

episodes/05_setup_env.md

@@ -23,7 +23,7 @@ This module will switch Compiler environment to gnu/11.2.0 and load mkl/2021.3.0
 Lmod is automatically replacing "intel/19.0.5" with "gnu/11.2.0".
 The following have been reloaded with a version change:
   1) mvapich2/2.3.3 => mvapich2/2.3.6
-Configuring R to use the yaml, dplyr, and rmarkdown packages.
+Configuring R to use the yaml package.
 Configuring singularity to use a cache to speed up pulling containers.
 ```