Fix typos and formatting in Readme

Author: vvolkl

README.md

@@ -45,7 +45,7 @@ The following parameters are supported:
 - `cvmfs_catalog_watermark`: Try to release pinned catalogs when their number surpasses the given watermark. Defaults to 1/4 CVMFS_NFILES; explicitly set by shrinkwrap.
 - `cvmfs_check_permissions`: If set to no, disable checking of file ownership and permissions (open all files).
 - `cvmfs_claim_ownership`: If set to yes, allows CernVM-FS to claim ownership of files and directories.
-- `cvmfs_client_profile`: Choose a suitable proxy, defaults  to `single`.
+- `cvmfs_client_profile`: Chooses a suitable proxy automatically if set to `single`.
 - `cvmfs_config_repo_required`: If set to yes, no repository can be mounted unless the config repository is available.
 - `cvmfs_debuglog`: If set, run CernVM-FS in debug mode and write a verbose log the the specified file.
 - `cvmfs_default_domain`: The default domain will be automatically appended to repository names when given without a domain.

action.yml

@@ -49,7 +49,7 @@ inputs:
     required: false
     default: ''
   cvmfs_client_profile:
-    description: 'Choose a suitable proxy automatically is set to single'
+    description: 'Choose a suitable proxy automatically if set to single.'
     required: false
     default: 'single'
   cvmfs_config_repo_required:
@@ -177,7 +177,7 @@ inputs:
     required: false
     default: ''
   cvmfs_memcache_size:
-    description: 'Size of the CernVM-FS meta-data memory cache in Megabyte.'
+    description: 'Size of the CernVM-FS meta-data memory cache in Megabytes.'
     required: false
     default: ''
   cvmfs_mount_rw:
@@ -193,7 +193,7 @@ inputs:
     required: false
     default: ''
   cvmfs_nfs_shared:
-    description: 'If set a path, used to store the NFS maps in an SQlite database, instead of the usual LevelDB storage in the cache directory.'
+    description: 'If set to a path, used to store the NFS maps in an SQlite database, instead of the usual LevelDB storage in the cache directory.'
     required: false
     default: ''
   cvmfs_nfs_source: