[5/N][RAG Demo fixes] more prompt and input name indexing fixes

[jonathanlastmileai]

[5/N][RAG Demo fixes] more prompt and input name indexing fixes

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• add copy of demo (v2), copying from top of PR stack #1195
• [8/N][RAG Demo fixes] change query0 to be a working one #1193
• [7/N][RAG Demo fixes] apply requested shell/magic command changes #1192
• [6/N][RAG Demo fixes] add missing cells for example 0 #1191
• -> [5/N][RAG Demo fixes] more prompt and input name indexing fixes #1190
• [4/N][RAG demo fixes] fix eval input params #1189
• [3/N][RAG Demo fixes] fix the names of the prompts and parameters so I dont get IndexErrors #1188
• [2/N][RAG Demo fixes] rename global query, context to make room for more examples #1187
• [1.1/N][RAG Demo fixes] add succintctness metric #1186