circuit handles load commands better

Signed-off-by: Ava Hahn <ava@sunnypup.io>

Readme.org

@@ -320,7 +320,7 @@ It also contains considerably subpar implementations of Relish's internals that
 
 *** Userlib
 The *Userlib* was added as a script containing many valuable functions such as ~set~ and ~prepend~.
-You can use it by loading it in your shell config (See file:snippets/basic_minimal_configuration.rls for more info).
+You can use it by calling it in your shell config (See file:snippets/basic_minimal_configuration.rls for more info).
 
 ** Easy patterns
 This section contains examples of common composites of control flow that can be used to build more complex or effective applications 
@@ -407,7 +407,7 @@ Further configuration can be done by loading scripts that contain more functions
 Variables and functions defined in an external script loaded by your interpreter will persist in the symbol table.
 
 #+BEGIN_SRC lisp
-  (load "my-extra-library-functions.rls")
+  (call "my-extra-library-functions.rls")
 #+END_SRC
 
 ** Compilation 
@@ -482,10 +482,9 @@ Note: this section only tracks the state of incomplete TODO items. Having everyt
 
 ** TODO Pre-alpha tasks
 - Shell module
-  - circuit casts int to bool automatically
+  - call-with (let style fd redirection)
+  - load-to-string function (userlib extension of call-with)
   - pipe control flow construct
-  - l and load functions for binaries, call for scripts
-  - load-to-string function
   - ignore job control signals (if needed)
   - background processes
   - be able to list all background processes with j function
@@ -493,8 +492,9 @@ Note: this section only tracks the state of incomplete TODO items. Having everyt
   - be able to bg and fg process (ctrl z?)
   - changedir/cd
   - pwd
-  - call-with (let style fd redirection)
   - Documentation!
+  - Do I need some linemode management stuff?
+- Escape sequences in strings
 - logging library
 - make const all the error messages
 - make presentation on relish
@@ -514,12 +514,21 @@ Note: this section only tracks the state of incomplete TODO items. Having everyt
     - help
   - beyond lisp
     - POSIX
+      - how to make a shell
+        - process groups
+        - tcgetpgrp/tcsetpgrp
+        - linemode
+        - getting things off of the path
+        - calls to exec system call
+        - signal management
+        - job control (and process groups)
       - ergonomics of control flow as shell command
       - circuit -> pipe
       - let -> call-with
       - putting it all together
         - job control in shell
         - shell scripts
+        - fancy prompts
     - To infinity and beyond
       - NGINX modules
       - bootable?
@@ -527,11 +536,11 @@ Note: this section only tracks the state of incomplete TODO items. Having everyt
   - store in repo after giving presentation
         
 ** TODO alpha tasks
+- Write next_has member function for &Seg and simplify stdlib and probably also eval/sym
 - Can pass args to relish scripts (via interpreter)
 - Can pass args to relish scripts (via command line)
 - History length configurable
 - Search delim configurable
-- Escape sequences in strings
 - Rename to Flesh
 - master branch -> main branch
 - Create a dedicated community channel on matrix.sunnypup.io
@@ -547,6 +556,7 @@ Note: this section only tracks the state of incomplete TODO items. Having everyt
 - File operations
   - read-to-string
   - write-to-file
+  - file exists
 - color control library
 - emacs syntax highlighting and/or LSP implementation
 - GNU Guix package