docs: Update tutorials and installation instructions.

website/docs/installation.mdx

@@ -6,12 +6,6 @@ import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';
 
 
-## Install
-
-:::important
-These instructions apply to v0.20 or later. For previous versions, [click here](/docs/installation-8-20).
-:::
-
 <Tabs groupId="pypi/conda">
 
 <TabItem value="pip" label="Pip">
@@ -29,7 +23,7 @@ conda config --append channels conda-forge
 conda install -c h2oai h2o-wave
 ```
 :::info
-Conda packaging does not contain Wave server which means, you will still need to run the wave server (waved) yourself. See how to run it [here](/docs/installation-8-20#setup).
+Conda packaging does not contain Wave server which means, you will still need to run the wave server (waved) [separately](/docs/tutorial-hello#step-1-start-the-wave-server).
 :::
 
 </TabItem>
@@ -40,7 +34,7 @@ To install in a virtual environment (recommended):
 
 <Tabs groupId="operating-systems">
 
-<TabItem value="lin" label="Linux/MacOS">
+<TabItem value="lin" label="Unix/MacOS">
 
 ```shell
 python3 -m venv venv
@@ -71,7 +65,7 @@ conda install -c h2oai h2o-wave
 ```
 
 :::info
-Conda packaging does not contain Wave server which means, you will still need to run the wave server (waved) yourself. See how to run it [here](/docs/installation-8-20#setup).
+Conda packaging does not contain Wave server which means, you will still need to run the wave server (waved) [separately](/docs/tutorial-hello#step-1-start-the-wave-server).
 :::
 
 </TabItem>
@@ -120,7 +114,7 @@ Automated test harness........ /home/wave/test
 Wave daemon for deployments... /home/wave
 ```
 
-You should now have access to 200+ examples locally.
+You now have access to 200+ examples locally.
 
 :::info
 On recent versions of OSX, it's possible to run into certificate verification errors while running `wave fetch`, specifically `urllib.error.URLError: urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate`. To fix this problem, navigate to `Application/Python 3.7` on your system and execute `Install Certificates.command`.
@@ -150,11 +144,11 @@ To play with the tour's active example in isolation, simply open a new browser t
 
 ## Downloading Wave
 
-If you would like to run Wave server manually (e.g. for [deployment](/docs/deployment)), you can download it either from here or from our [Github releases](https://github.com/h2oai/wave/releases).
+If you would like to run Wave server manually (e.g. for [deployment](/docs/deployment) or [Wave scripts](/docs/scripts)), you can download it either from here or from our [Github releases](https://github.com/h2oai/wave/releases).
 
-If you are unsure which package to pick, here is a helper table:
+If unsure which package to pick, here is a helper table:
 
-| **Your OS** | **Wave server** | **Python client** |
+|  **OS**  | **Wave server** | **Python client** |
 |:-----------:|:---------------:|:------------------:|
 | Mac | darwin-amd64 | macosx_10_9_x86_64 |
 | Mac M1 | darwin-arm64 | macosx_11_0_arm64 |

website/docs/scripts.md

@@ -24,7 +24,7 @@ page['qux'] = ui.some_card()
 page.save()
 ```
 
-You can run it by using `python my_script.py` assuming your [Wave server](/docs/installation-8-20#step-4-run) is running.
+You can run it by using `python my_script.py` assuming your [Wave server](/docs/tutorial-hello#step-1-start-the-wave-server) is running.
 
 Here is the skeleton of a Wave script that continuously updates a page ([example](tutorial-monitor.md)):
 

website/docs/tutorial-beer.md

@@ -28,7 +28,7 @@ This tutorial assumes your Wave server is up and running, and you have a working
 
 Our program looks like this. It's mostly similar to the one in the [Hello World tutorial](tutorial-hello.mdx), with one exception: we're setting the markdown card's content inside a `for` loop.
 
-```py {13-18} title="$HOME/wave-apps/beer_wall.py"
+```py {13-18} title="beer_wall.py"
 import time
 from h2o_wave import site, ui
 
@@ -53,8 +53,7 @@ Take one down, pass it around, {i - 1} bottles of beer on the wall...
 ## Step 2: Run your program
 
 ```shell
-cd $HOME/wave-apps
-./venv/bin/python beer_wall.py
+python beer_wall.py
 ```
 
 ## Step 3: Watch updates live
@@ -67,7 +66,7 @@ Point your browser to [http://localhost:10101/beer](http://localhost:10101/beer)
 
 Our program is accurate, but not necessarily efficient. Every second, it sends the entire verse in its entirety to the Wave server, with only minuscule changes (`i` and `i-1`). You can observe this in the Wave server's log (switch to the terminal window running the Wave server to view the log): 
 
-```
+```sh
 2020/10/02 12:13:43 * /beer {"d":[{"k":"wall content","v":"\n98 bottles of beer on the wall, 98 bottles of beer.\n\nTake one down, pass it around, 97 bottles of beer on the wall...\n"}]}
 2020/10/02 12:13:44 * /beer {"d":[{"k":"wall content","v":"\n97 bottles of beer on the wall, 97 bottles of beer.\n\nTake one down, pass it around, 96 bottles of beer on the wall...\n"}]}
 2020/10/02 12:13:46 * /beer {"d":[{"k":"wall content","v":"\n96 bottles of beer on the wall, 96 bottles of beer.\n\nTake one down, pass it around, 95 bottles of beer on the wall...\n"}]}
@@ -138,7 +137,7 @@ for i in range(99, 0, -1):
 
 Run your program again. You should see the same results in your browser as before, but you'll notice that the information flowing through the Wave server is significantly less than before:
 
-```
+```sh
 2020/10/02 13:53:11 * /beer {"d":[{"k":"wall data before","v":"98"},{"k":"wall data after","v":"97"}]}
 2020/10/02 13:53:12 * /beer {"d":[{"k":"wall data before","v":"97"},{"k":"wall data after","v":"96"}]}
 2020/10/02 13:53:13 * /beer {"d":[{"k":"wall data before","v":"96"},{"k":"wall data after","v":"95"}]}