fixed numerous bugs

fileio/SUMMARY.md

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+# fileio
+Perform file system operations.
+
+## Files
+- [file_Read](docs/read.md)
+- [file_Write](docs/write.md)
+

fileio/docs/read.md

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+# file_Read
+Open a file and return the contents in `r` mode.
+
+## Arguments
+- path (string): Path to the file you want to read
+
+## Returns
+- content (string): Contents of the file
+
+## Raises
+- `FileError`: Raised if the file doesn't exist or there was an error allocating memory for the file
+
+## Example
+```python
+call !file_Read "my_file.txt" &contents
+println $contents
+``` 

fileio/docs/write.md

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+# file_Write
+Open a file and overwrite its contents with the provided string in `w` mode.
+
+## Arguments
+- path (string): Path to the file you want to write to
+
+## Returns
+- success (boolean): Whether writing to the file succeeded or not
+
+## Raises
+- `FileError`: Raised if the file doesn't exist
+
+## Example
+```python
+call !file_Read "my_file.txt" &contents
+println $contents
+``` 

fileio/mineral.ini

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+[package]
+description=Provides file I/O support for Ground
+version=1.2.0
+
+[dependencies]