load templates from buffer; datalabels formatting; xml content readers

• chore(lib): add yarn info to package 5d0ed9b
• Merge pull request #109 7ec20a0
• chore(doc): add files from buffer/url to readme 12049dd
• chore(test): fetch pptx template from url d19397b
• updated .load, .loadRoot, rootTemplate and preTemplates to allow for supplying buffers in addition to file paths. 2bb2210
• chore(xml): add normalizeColorObject a606c56
• chore(shape): throw error if source element undefined a675ebf
• chore(docs): add no worksheet relation found to troubleshooting; fixes #104 02d3d03
• fix(chart): throw error if no worksheet relation found 0612e9b
• fix(chart): copy themeOverride relation ea8d99d
• fix(test): test name 3167e65
• feature(read): add readWorkbookData; see #102 590496b
• test(text): use replaceText to set bulleted lists; see #101 7c0f2b5
• chore(chart): specify series index to apply datalabels modification 50529a9
• chore(test): edit chart title template c4e948f
• fix(xml): match relation target by absolute path; see #102 59c3a5a
• Merge pull request #100 from jrking4/main f931384
• Merge branch 'main' of https://github.com/jrking4/pptx-automizer e9421b6
• Add ability to set waterfall column to last or specify a column 2afe7d6
• Merge branch 'main' into main 5925017
• differentiate chartEx type 0890a86
• Extended Charts do not get recognized as a "chart" type d38b9db
• Merge pull request #99 from jrking4/main 4688f9a
• Merge branch 'singerla:main' into main fcd7d54
• modify data labels. fix tests be046cc
• Merge pull request #97 from jrking4/main 402ba51
• small test fix 92c8fbf
• add ability to set chart title bd851a5
• Merge pull request #95 from gpoussel/main a13e58f
• Exclude relationships with external target 155c340

v0.4.8...v0.5.0