update help text to mirror command line options (#1038)

--include and --exclude are no longer supported

cmd/helpMessages.go

@@ -286,11 +286,11 @@ Remove only the blobs inside of a virtual directory, but don't remove any subdir
 
 Remove a subset of blobs in a virtual directory (For example: remove only jpg and pdf files, or if the blob name is "exactName"):
 
-   - azcopy rm "https://[account].blob.core.windows.net/[container]/[path/to/directory]?[SAS]" --recursive=true --include="*.jpg;*.pdf;exactName"
+   - azcopy rm "https://[account].blob.core.windows.net/[container]/[path/to/directory]?[SAS]" --recursive=true --include-pattern="*.jpg;*.pdf;exactName"
 
 Remove an entire virtual directory but exclude certain blobs from the scope (For example: every blob that starts with foo or ends with bar):
 
-   - azcopy rm "https://[account].blob.core.windows.net/[container]/[path/to/directory]?[SAS]" --recursive=true --exclude="foo*;*bar"
+   - azcopy rm "https://[account].blob.core.windows.net/[container]/[path/to/directory]?[SAS]" --recursive=true --exclude-pattern="foo*;*bar"
 
 Remove specific blobs and virtual directories by putting their relative paths (NOT URL-encoded) in a file:
 
@@ -359,11 +359,11 @@ Sync only the files inside of a directory but not subdirectories or the files in
 
 Sync a subset of files in a directory (For example: only jpg and pdf files, or if the file name is "exactName"):
 
-   - azcopy sync "/path/to/dir" "https://[account].blob.core.windows.net/[container]/[path/to/virtual/dir]" --include="*.jpg;*.pdf;exactName"
+   - azcopy sync "/path/to/dir" "https://[account].blob.core.windows.net/[container]/[path/to/virtual/dir]" --include-pattern="*.jpg;*.pdf;exactName"
 
 Sync an entire directory but exclude certain files from the scope (For example: every file that starts with foo or ends with bar):
 
-   - azcopy sync "/path/to/dir" "https://[account].blob.core.windows.net/[container]/[path/to/virtual/dir]" --exclude="foo*;*bar"
+   - azcopy sync "/path/to/dir" "https://[account].blob.core.windows.net/[container]/[path/to/virtual/dir]" --exclude-pattern="foo*;*bar"
 
 Sync a single blob: