Merge pull request #5 from holaplex/ryans/upload-drop

Implement upload drop subcommand.

.gitignore

@@ -3,17 +3,11 @@
 debug/
 target/
 
-# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
-# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
-
 # These are backup files generated by rustfmt
 **/*.rs.bk
 
 # MSVC Windows builds of rustc generate these, which store debugging information
 *.pdb
 
-
 # Added by cargo
-
 /target

.rustfmt.toml

@@ -0,0 +1,78 @@
+max_width = 100
+hard_tabs = false
+tab_spaces = 4
+newline_style = "Unix"
+indent_style = "Block"
+use_small_heuristics = "Default"
+fn_call_width = 60
+attr_fn_like_width = 70
+struct_lit_width = 18
+struct_variant_width = 35
+array_width = 60
+chain_width = 60
+single_line_if_else_max_width = 50
+single_line_let_else_max_width = 50
+wrap_comments = false
+format_code_in_doc_comments = false
+doc_comment_code_block_width = 100
+comment_width = 80
+normalize_comments = false
+normalize_doc_attributes = true
+format_strings = true
+format_macro_matchers = true
+format_macro_bodies = true
+skip_macro_invocations = []
+hex_literal_case = "Lower"
+empty_item_single_line = true
+struct_lit_single_line = true
+fn_single_line = true
+where_single_line = true
+imports_indent = "Block"
+imports_layout = "Mixed"
+imports_granularity = "Crate"
+group_imports = "StdExternalCrate"
+reorder_imports = true
+reorder_modules = true
+reorder_impl_items = true
+type_punctuation_density = "Wide"
+space_before_colon = false
+space_after_colon = true
+spaces_around_ranges = false
+binop_separator = "Front"
+remove_nested_parens = true
+combine_control_expr = true
+short_array_element_width_threshold = 10
+overflow_delimited_expr = true
+struct_field_align_threshold = 0
+enum_discrim_align_threshold = 0
+match_arm_blocks = true
+match_arm_leading_pipes = "Never"
+force_multiline_blocks = false
+fn_params_layout = "Tall"
+brace_style = "SameLineWhere"
+control_brace_style = "AlwaysSameLine"
+trailing_semicolon = true
+trailing_comma = "Vertical"
+match_block_trailing_comma = true
+blank_lines_upper_bound = 1
+blank_lines_lower_bound = 0
+edition = "2021"
+version = "Two"
+inline_attribute_width = 0
+format_generated_files = false
+merge_derives = true
+use_try_shorthand = true
+use_field_init_shorthand = true
+force_explicit_abi = true
+condense_wildcard_suffixes = true
+color = "Auto"
+required_version = "1.6.0"
+unstable_features = false
+disable_all_formatting = false
+skip_children = false
+hide_parse_errors = false
+error_on_line_overflow = false
+error_on_unformatted = false
+ignore = []
+emit_mode = "Files"
+make_backup = false